stdlib: Optimize erl_anno:is_string/1
stdlib: Optimize erl_anno:is_string/1

erl_anno:is_string/1 is frequently called from erl_lint
and thus affects compile time.

Using is_list/1 for is_string/1 is sufficient in this case.

RGafiyatullin/otp,dgud/otp,vic/otp,lrascao/otp,potatosalad/otp,mikpe/otp,johanclaesson/otp,VincentHHL/otp,theom/otp,cobusc/otp,ader1990/otp,jj1bdx/otp,tuncer/otp,stolen/otp,beni55/otp,paladim/otp,theom/otp,entropiae/otp,falkevik/otp,bjorng/otp,emacsmirror/erlang,yangchengjian/otp,rlipscombe/otp,falkevik/otp,hairyhum/otp,palas/otp,lianghaivv/otp,RaimoNiskanen/otp,VincentHHL/otp,bsmr-erlang/otp,dgud/otp,jamesruan/otp,legoscia/otp,sitexa/otp,awetzel/otp,Teino1978-Corp/otp,gjaldon/otp,klarna/otp,dgud/otp,aboroska/otp,Teino1978-Corp/erlang-otp,vinoski/otp,marquisthunder/otp,getong/otp,tuncer/otp,sdebnath/otp,matwey/otp,NOMORECOFFEE/otp,legoscia/otp,RGafiyatullin/otp,vic/otp,rlipscombe/otp,uabboli/otp,uabboli/otp,beni55/otp,schlagert/otp,kvakvs/otp,jamesruan/otp,msantos/otp,basho/otp,c-rack/otp,sitexa/otp,emile/otp,beni55/otp,massemanet/otp,erlang/otp,jamesruan/otp,dgud/otp,potatosalad/otp,falkevik/otp,jinshana/otp,NOMORECOFFEE/otp,cnbin/otp,RJ/otp,bernardd/otp,goertzenator/otp,lhslll/otp,platinumthinker/otp,RaimoNiskanen/otp,psyeugenic/otp,platinumthinker/otp,getong/otp,ahmedshafeeq/otp,emacsmirror/erlang,lemenkov/otp,g-andrade/otp,ader1990/otp,RaimoNiskanen/otp,marquisthunder/otp,bjorng/otp,derek121/otp,fenollp/otp,jj1bdx/otp,electricimp/otp,RoadRunnr/otp,lantti/otp,rlipscombe/otp,g-andrade/otp,johanclaesson/otp,weisslj/otp,neeraj9/otp,potatosalad/otp,bjorng/otp,lemenkov/otp,sammoth-wazoku/otp,yangchengjian/otp,entropiae/otp,klarna/otp,GinjaNinja32/otp,bugs-erlang-org/otp,rlipscombe/otp,lrascao/otp,dumbbell/otp,enikki/otp,lightcyphers/otp,mikpe/otp,haguenau/otp,sdebnath/otp,lightcyphers/otp,lemenkov/otp,RJ/otp,enikki/otp,vinoski/otp,saleyn/otp,lrascao/otp,dgud/otp,ferd/otp,vladdu/otp,dgud/otp,NOMORECOFFEE/otp,riverrun/otp,msantos/otp,klarna/otp,krishnakumar4a4/otp,lianghaivv/otp,jemsbhai/otp,ader1990/otp,vladdu/otp,mikpe/otp,emile/otp,lantti/otp,vic/otp,VincentHHL/otp,dumbbell/otp,paladim/otp,jemsbhai/otp,matwey/otp,lemenkov/otp,erlang/otp,schlagert/otp,Teino1978-Corp/otp,ferd/otp,cnbin/otp,haguenau/otp,bugs-erlang-org/otp,awetzel/otp,sammoth-wazoku/otp,krishnakumar4a4/otp,legoscia/otp,platinumthinker/otp,ferd/otp,uabboli/otp,RaimoNiskanen/otp,gjaldon/otp,VincentHHL/otp,RoadRunnr/otp,awetzel/otp,palas/otp,RaimoNiskanen/otp,isvilen/otp,benoitc/otp-1,uabboli/otp,RoadRunnr/otp,gjaldon/otp,legoscia/otp,g-andrade/otp,psyeugenic/otp,weisslj/otp,psyeugenic/otp,basho/otp,gjaldon/otp,aboroska/otp,saleyn/otp,awetzel/otp,VincentHHL/otp,yangchengjian/otp,neeraj9/otp,stolen/otp,sdebnath/otp,emile/otp,benoitc/otp-1,matwey/otp,paulcager/otp,isvilen/otp,RaimoNiskanen/otp,bsmr-erlang/otp,cnbin/otp,erlang/otp,bjorng/otp,massemanet/otp,haguenau/otp,RaimoNiskanen/otp,RichMorin/otp,lrascao/otp,RGafiyatullin/otp,jamesruan/otp,derek121/otp,yangchengjian/otp,lianghaivv/otp,electricimp/otp,ahmedshafeeq/otp,marquisthunder/otp,matwey/otp,enikki/otp,lhslll/otp,potatosalad/otp,emacsmirror/erlang,fenollp/otp,falkevik/otp,jemsbhai/otp,cobusc/otp,jamesruan/otp,lucafavatella/otp,entropiae/otp,vladdu/otp,bernardd/otp,derek121/otp,kvakvs/otp,awetzel/otp,weisslj/otp,falkevik/otp,weisslj/otp,lianghaivv/otp,goertzenator/otp,dgud/otp,ferd/otp,yangchengjian/otp,Teino1978-Corp/otp,Teino1978-Corp/erlang-otp,cobusc/otp,legoscia/otp,potatosalad/otp,uabboli/otp,uabboli/otp,Teino1978-Corp/otp,jj1bdx/otp,fenollp/otp,benoitc/otp-1,legoscia/otp,c-rack/otp,schlagert/otp,getong/otp,GinjaNinja32/otp,erlang/otp,psyeugenic/otp,tuncer/otp,basho/otp,lrascao/otp,mikpe/otp,dumbbell/otp,emacsmirror/erlang,RJ/otp,goertzenator/otp,bjorng/otp,sitexa/otp,yangchengjian/otp,ahmedshafeeq/otp,bsmr-erlang/otp,lemenkov/otp,cnbin/otp,haguenau/otp,RJ/otp,tuncer/otp,RJ/otp,lightcyphers/otp,ahmedshafeeq/otp,bjorng/otp,fenollp/otp,bugs-erlang-org/otp,tuncer/otp,NOMORECOFFEE/otp,vic/otp,getong/otp,lrascao/otp,psyeugenic/otp,paulcager/otp,dumbbell/otp,bugs-erlang-org/otp,hairyhum/otp,lucafavatella/otp,haguenau/otp,klarna/otp,goertzenator/otp,lhslll/otp,kvakvs/otp,vinoski/otp,ahmedshafeeq/otp,sdebnath/otp,jemsbhai/otp,getong/otp,massemanet/otp,bsmr-erlang/otp,release-project/otp,paladim/otp,riverrun/otp,bugs-erlang-org/otp,falkevik/otp,ahmedshafeeq/otp,weisslj/otp,lemenkov/otp,massemanet/otp,g-andrade/otp,ferd/otp,mujiatong/otp,lucafavatella/otp,bernardd/otp,sdebnath/otp,sdebnath/otp,kvakvs/otp,g-andrade/otp,platinumthinker/otp,cnbin/otp,jinshana/otp,psyeugenic/otp,paulcager/otp,jinshana/otp,lucafavatella/otp,gjaldon/otp,erlang/otp,theom/otp,dumbbell/otp,bernardd/otp,emile/otp,klarna/otp,getong/otp,matwey/otp,vinoski/otp,paladim/otp,mikpe/otp,RoadRunnr/otp,VincentHHL/otp,fenollp/otp,erlang/otp,lantti/otp,johanclaesson/otp,goertzenator/otp,RoadRunnr/otp,erlang/otp,johanclaesson/otp,bsmr-erlang/otp,potatosalad/otp,vladdu/otp,basho/otp,vladdu/otp,dgud/otp,lrascao/otp,paladim/otp,aboroska/otp,lhslll/otp,vladdu/otp,ader1990/otp,emile/otp,stolen/otp,rlipscombe/otp,mujiatong/otp,goertzenator/otp,riverrun/otp,RGafiyatullin/otp,jj1bdx/otp,RGafiyatullin/otp,platinumthinker/otp,RoadRunnr/otp,beni55/otp,cobusc/otp,tuncer/otp,lightcyphers/otp,beni55/otp,mujiatong/otp,ader1990/otp,neeraj9/otp,gjaldon/otp,lucafavatella/otp,uabboli/otp,awetzel/otp,potatosalad/otp,saleyn/otp,rlipscombe/otp,palas/otp,isvilen/otp,schlagert/otp,neeraj9/otp,basho/otp,cnbin/otp,RJ/otp,lightcyphers/otp,emacsmirror/erlang,klarna/otp,mujiatong/otp,mikpe/otp,johanclaesson/otp,yangchengjian/otp,matwey/otp,lianghaivv/otp,aboroska/otp,lemenkov/otp,bsmr-erlang/otp,mikpe/otp,entropiae/otp,release-project/otp,jamesruan/otp,bernardd/otp,lucafavatella/otp,matwey/otp,erlang/otp,mujiatong/otp,stolen/otp,haguenau/otp,jamesruan/otp,gjaldon/otp,beni55/otp,msantos/otp,emile/otp,bjorng/otp,bsmr-erlang/otp,krishnakumar4a4/otp,platinumthinker/otp,ahmedshafeeq/otp,marquisthunder/otp,schlagert/otp,jinshana/otp,rlipscombe/otp,Teino1978-Corp/otp,lhslll/otp,vinoski/otp,fenollp/otp,lianghaivv/otp,weisslj/otp,c-rack/otp,klarna/otp,vladdu/otp,weisslj/otp,lightcyphers/otp,dgud/otp,jj1bdx/otp,haguenau/otp,bjorng/otp,krishnakumar4a4/otp,msantos/otp,msantos/otp,aboroska/otp,mujiatong/otp,electricimp/otp,uabboli/otp,sammoth-wazoku/otp,msantos/otp,beni55/otp,fenollp/otp,getong/otp,sitexa/otp,haguenau/otp,bugs-erlang-org/otp,neeraj9/otp,RaimoNiskanen/otp,release-project/otp,GinjaNinja32/otp,paladim/otp,sitexa/otp,RGafiyatullin/otp,saleyn/otp,enikki/otp,GinjaNinja32/otp,release-project/otp,Teino1978-Corp/otp,RoadRunnr/otp,entropiae/otp,marquisthunder/otp,sammoth-wazoku/otp,ferd/otp,hairyhum/otp,basho/otp,VincentHHL/otp,bugs-erlang-org/otp,bernardd/otp,lhslll/otp,electricimp/otp,saleyn/otp,derek121/otp,Teino1978-Corp/erlang-otp,isvilen/otp,RoadRunnr/otp,dgud/otp,vinoski/otp,platinumthinker/otp,bsmr-erlang/otp,lantti/otp,riverrun/otp,jemsbhai/otp,ferd/otp,GinjaNinja32/otp,fenollp/otp,entropiae/otp,paulcager/otp,derek121/otp,g-andrade/otp,erlang/otp,NOMORECOFFEE/otp,vladdu/otp,emacsmirror/erlang,legoscia/otp,yangchengjian/otp,theom/otp,weisslj/otp,benoitc/otp-1,gjaldon/otp,sammoth-wazoku/otp,benoitc/otp-1,c-rack/otp,VincentHHL/otp,jemsbhai/otp,isvilen/otp,theom/otp,isvilen/otp,dumbbell/otp,lightcyphers/otp,g-andrade/otp,RichMorin/otp,isvilen/otp,rlipscombe/otp,electricimp/otp,tuncer/otp,RichMorin/otp,aboroska/otp,goertzenator/otp,release-project/otp,getong/otp,marquisthunder/otp,theom/otp,massemanet/otp,enikki/otp,hairyhum/otp,lantti/otp,isvilen/otp,potatosalad/otp,uabboli/otp,jamesruan/otp,jinshana/otp,stolen/otp,lucafavatella/otp,aboroska/otp,jj1bdx/otp,palas/otp,kvakvs/otp,cobusc/otp,sdebnath/otp,basho/otp,lhslll/otp,entropiae/otp,johanclaesson/otp,krishnakumar4a4/otp,kvakvs/otp,fenollp/otp,lrascao/otp,dumbbell/otp,vinoski/otp,lightcyphers/otp,g-andrade/otp,rlipscombe/otp,Teino1978-Corp/erlang-otp,krishnakumar4a4/otp,NOMORECOFFEE/otp,emile/otp,c-rack/otp,jinshana/otp,matwey/otp,palas/otp,lantti/otp,derek121/otp,RichMorin/otp,potatosalad/otp,tuncer/otp,johanclaesson/otp,goertzenator/otp,RJ/otp,sitexa/otp,neeraj9/otp,saleyn/otp,basho/otp,ader1990/otp,johanclaesson/otp,mujiatong/otp,ader1990/otp,kvakvs/otp,marquisthunder/otp,emacsmirror/erlang,bernardd/otp,platinumthinker/otp,vic/otp,Teino1978-Corp/otp,massemanet/otp,falkevik/otp,Teino1978-Corp/erlang-otp,benoitc/otp-1,riverrun/otp,msantos/otp,jj1bdx/otp,electricimp/otp,sdebnath/otp,massemanet/otp,mikpe/otp,c-rack/otp,ferd/otp,stolen/otp,ahmedshafeeq/otp,dumbbell/otp,emacsmirror/erlang,erlang/otp,GinjaNinja32/otp,neeraj9/otp,release-project/otp,vladdu/otp,vinoski/otp,vinoski/otp,stolen/otp,bsmr-erlang/otp,lantti/otp,sitexa/otp,psyeugenic/otp,jj1bdx/otp,theom/otp,lianghaivv/otp,saleyn/otp,ahmedshafeeq/otp,entropiae/otp,lhslll/otp,matwey/otp,RGafiyatullin/otp,massemanet/otp,paladim/otp,getong/otp,riverrun/otp,benoitc/otp-1,RichMorin/otp,legoscia/otp,lucafavatella/otp,ader1990/otp,emacsmirror/erlang,Teino1978-Corp/erlang-otp,release-project/otp,klarna/otp,hairyhum/otp,GinjaNinja32/otp,RGafiyatullin/otp,psyeugenic/otp,vinoski/otp,jinshana/otp,cobusc/otp,falkevik/otp,derek121/otp,RJ/otp,riverrun/otp,potatosalad/otp,release-project/otp,aboroska/otp,enikki/otp,c-rack/otp,Teino1978-Corp/erlang-otp,vic/otp,vic/otp,palas/otp,paulcager/otp,benoitc/otp-1,cobusc/otp,cnbin/otp,electricimp/otp,schlagert/otp,rlipscombe/otp,stolen/otp,schlagert/otp,dumbbell/otp,sammoth-wazoku/otp,basho/otp,weisslj/otp,palas/otp,riverrun/otp,RichMorin/otp,beni55/otp,enikki/otp,bernardd/otp,getong/otp,dumbbell/otp,massemanet/otp,hairyhum/otp,RichMorin/otp,electricimp/otp,jj1bdx/otp,cnbin/otp,c-rack/otp,lrascao/otp,vic/otp,saleyn/otp,goertzenator/otp,g-andrade/otp,emile/otp,paulcager/otp,emile/otp,sammoth-wazoku/otp,jinshana/otp,g-andrade/otp,sitexa/otp,ferd/otp,hairyhum/otp,jemsbhai/otp,theom/otp,aboroska/otp,bjorng/otp,emacsmirror/erlang,awetzel/otp,cobusc/otp,krishnakumar4a4/otp,msantos/otp,NOMORECOFFEE/otp,mujiatong/otp,lianghaivv/otp,lemenkov/otp,isvilen/otp,derek121/otp,awetzel/otp,paulcager/otp,saleyn/otp,falkevik/otp,mikpe/otp,jj1bdx/otp,krishnakumar4a4/otp,bernardd/otp,neeraj9/otp,enikki/otp,Teino1978-Corp/erlang-otp,RaimoNiskanen/otp,marquisthunder/otp,electricimp/otp,NOMORECOFFEE/otp,jemsbhai/otp,RoadRunnr/otp,hairyhum/otp,RichMorin/otp,schlagert/otp,sammoth-wazoku/otp,tuncer/otp,release-project/otp,GinjaNinja32/otp,paladim/otp,paulcager/otp,kvakvs/otp,bjorng/otp,palas/otp,legoscia/otp,bugs-erlang-org/otp,mikpe/otp,Teino1978-Corp/otp,isvilen/otp,kvakvs/otp,lantti/otp