erts: Improve z_SUITE:core_files
erts: Improve z_SUITE:core_files

to print name of test log dir in same dir as core,
which will indicate offending application.

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