beam_utils: Remove clause checking for illegal set/4 instruction
beam_utils: Remove clause checking for illegal set/4 instruction

I can't remember that clause ever trigger during development.
Remove it to eliminated an uncovered line.

massemanet/otp,erlang/otp,saleyn/otp,weisslj/otp,psyeugenic/otp,isvilen/otp,dumbbell/otp,rlipscombe/otp,uabboli/otp,RaimoNiskanen/otp,dgud/otp,psyeugenic/otp,potatosalad/otp,lemenkov/otp,emile/otp,mikpe/otp,saleyn/otp,dgud/otp,g-andrade/otp,release-project/otp,dumbbell/otp,neeraj9/otp,dumbbell/otp,mikpe/otp,isvilen/otp,psyeugenic/otp,falkevik/otp,falkevik/otp,getong/otp,lightcyphers/otp,bsmr-erlang/otp,lrascao/otp,bjorng/otp,falkevik/otp,release-project/otp,erlang/otp,basho/otp,kvakvs/otp,dgud/otp,emile/otp,rlipscombe/otp,kvakvs/otp,weisslj/otp,tuncer/otp,fenollp/otp,weisslj/otp,g-andrade/otp,uabboli/otp,saleyn/otp,mikpe/otp,RoadRunnr/otp,fenollp/otp,bsmr-erlang/otp,g-andrade/otp,matwey/otp,neeraj9/otp,dgud/otp,mikpe/otp,saleyn/otp,bjorng/otp,RaimoNiskanen/otp,bernardd/otp,massemanet/otp,kvakvs/otp,g-andrade/otp,tuncer/otp,potatosalad/otp,ferd/otp,cobusc/otp,tuncer/otp,uabboli/otp,electricimp/otp,psyeugenic/otp,legoscia/otp,lemenkov/otp,vinoski/otp,cobusc/otp,release-project/otp,bsmr-erlang/otp,neeraj9/otp,RoadRunnr/otp,kvakvs/otp,aboroska/otp,goertzenator/otp,jj1bdx/otp,matwey/otp,lrascao/otp,jj1bdx/otp,neeraj9/otp,lrascao/otp,isvilen/otp,bugs-erlang-org/otp,bernardd/otp,matwey/otp,ferd/otp,kvakvs/otp,dgud/otp,ferd/otp,bernardd/otp,matwey/otp,falkevik/otp,tuncer/otp,neeraj9/otp,mikpe/otp,dgud/otp,erlang/otp,uabboli/otp,bugs-erlang-org/otp,RaimoNiskanen/otp,ferd/otp,g-andrade/otp,lightcyphers/otp,vladdu/otp,lrascao/otp,g-andrade/otp,bernardd/otp,basho/otp,mikpe/otp,lemenkov/otp,jj1bdx/otp,falkevik/otp,getong/otp,goertzenator/otp,mikpe/otp,goertzenator/otp,kvakvs/otp,isvilen/otp,vladdu/otp,aboroska/otp,potatosalad/otp,tuncer/otp,rlipscombe/otp,jj1bdx/otp,getong/otp,uabboli/otp,dumbbell/otp,lrascao/otp,g-andrade/otp,saleyn/otp,rlipscombe/otp,potatosalad/otp,vinoski/otp,isvilen/otp,g-andrade/otp,kvakvs/otp,aboroska/otp,electricimp/otp,bugs-erlang-org/otp,vinoski/otp,RaimoNiskanen/otp,vladdu/otp,vladdu/otp,dumbbell/otp,vinoski/otp,emacsmirror/erlang,massemanet/otp,psyeugenic/otp,goertzenator/otp,vladdu/otp,dgud/otp,uabboli/otp,legoscia/otp,vladdu/otp,release-project/otp,jj1bdx/otp,emile/otp,uabboli/otp,vladdu/otp,saleyn/otp,ahmedshafeeq/otp,basho/otp,vladdu/otp,vinoski/otp,bjorng/otp,dumbbell/otp,neeraj9/otp,weisslj/otp,aboroska/otp,bjorng/otp,aboroska/otp,tuncer/otp,getong/otp,kvakvs/otp,falkevik/otp,basho/otp,vladdu/otp,emile/otp,bernardd/otp,legoscia/otp,lemenkov/otp,ahmedshafeeq/otp,RoadRunnr/otp,potatosalad/otp,lightcyphers/otp,dumbbell/otp,emacsmirror/erlang,fenollp/otp,falkevik/otp,bernardd/otp,lrascao/otp,electricimp/otp,jj1bdx/otp,dumbbell/otp,basho/otp,matwey/otp,bernardd/otp,isvilen/otp,mikpe/otp,erlang/otp,mikpe/otp,isvilen/otp,ahmedshafeeq/otp,ahmedshafeeq/otp,lemenkov/otp,legoscia/otp,matwey/otp,saleyn/otp,bsmr-erlang/otp,bjorng/otp,basho/otp,matwey/otp,falkevik/otp,bjorng/otp,g-andrade/otp,dumbbell/otp,emacsmirror/erlang,goertzenator/otp,bugs-erlang-org/otp,release-project/otp,tuncer/otp,electricimp/otp,goertzenator/otp,dumbbell/otp,dgud/otp,bsmr-erlang/otp,RoadRunnr/otp,bugs-erlang-org/otp,massemanet/otp,jj1bdx/otp,emile/otp,bjorng/otp,bugs-erlang-org/otp,ferd/otp,fenollp/otp,basho/otp,isvilen/otp,basho/otp,vinoski/otp,erlang/otp,rlipscombe/otp,dgud/otp,cobusc/otp,aboroska/otp,erlang/otp,RaimoNiskanen/otp,getong/otp,erlang/otp,getong/otp,uabboli/otp,release-project/otp,potatosalad/otp,fenollp/otp,weisslj/otp,emacsmirror/erlang,cobusc/otp,legoscia/otp,potatosalad/otp,getong/otp,emacsmirror/erlang,emacsmirror/erlang,bsmr-erlang/otp,aboroska/otp,electricimp/otp,aboroska/otp,lightcyphers/otp,goertzenator/otp,rlipscombe/otp,fenollp/otp,ferd/otp,vinoski/otp,tuncer/otp,rlipscombe/otp,massemanet/otp,release-project/otp,ahmedshafeeq/otp,cobusc/otp,RoadRunnr/otp,jj1bdx/otp,emile/otp,potatosalad/otp,ahmedshafeeq/otp,erlang/otp,basho/otp,falkevik/otp,potatosalad/otp,fenollp/otp,ferd/otp,ahmedshafeeq/otp,massemanet/otp,goertzenator/otp,emile/otp,getong/otp,ferd/otp,bsmr-erlang/otp,emacsmirror/erlang,saleyn/otp,neeraj9/otp,jj1bdx/otp,lemenkov/otp,g-andrade/otp,psyeugenic/otp,goertzenator/otp,emacsmirror/erlang,psyeugenic/otp,bugs-erlang-org/otp,erlang/otp,electricimp/otp,bsmr-erlang/otp,vinoski/otp,ferd/otp,lightcyphers/otp,fenollp/otp,vinoski/otp,RaimoNiskanen/otp,jj1bdx/otp,bjorng/otp,electricimp/otp,getong/otp,matwey/otp,psyeugenic/otp,potatosalad/otp,vinoski/otp,rlipscombe/otp,emacsmirror/erlang,getong/otp,electricimp/otp,lrascao/otp,legoscia/otp,bsmr-erlang/otp,tuncer/otp,massemanet/otp,release-project/otp,RoadRunnr/otp,rlipscombe/otp,RaimoNiskanen/otp,bernardd/otp,cobusc/otp,lightcyphers/otp,isvilen/otp,lightcyphers/otp,release-project/otp,weisslj/otp,legoscia/otp,massemanet/otp,ahmedshafeeq/otp,lrascao/otp,ahmedshafeeq/otp,cobusc/otp,legoscia/otp,bernardd/otp,massemanet/otp,aboroska/otp,erlang/otp,emile/otp,RoadRunnr/otp,lemenkov/otp,neeraj9/otp,lemenkov/otp,RoadRunnr/otp,emacsmirror/erlang,RaimoNiskanen/otp,RaimoNiskanen/otp,matwey/otp,bjorng/otp,electricimp/otp,weisslj/otp,weisslj/otp,saleyn/otp,uabboli/otp,kvakvs/otp,legoscia/otp,rlipscombe/otp,fenollp/otp,bugs-erlang-org/otp,RoadRunnr/otp,cobusc/otp,emile/otp,bjorng/otp,mikpe/otp,weisslj/otp,lrascao/otp,lightcyphers/otp,dgud/otp,isvilen/otp