beam_ssa_pp: Reserve branch shorthand for *normalized* #b_br{}
beam_ssa_pp: Reserve branch shorthand for *normalized* #b_br{}

Using the "br ^Label" shorthand for all unconditional branches
made it easy to miss un-normalized terminators.

emacsmirror/erlang,ferd/otp,g-andrade/otp,emacsmirror/erlang,potatosalad/otp,mikpe/otp,vladdu/otp,lrascao/otp,erlang/otp,jj1bdx/otp,mikpe/otp,isvilen/otp,potatosalad/otp,vinoski/otp,getong/otp,jj1bdx/otp,erlang/otp,getong/otp,getong/otp,vinoski/otp,dumbbell/otp,potatosalad/otp,bjorng/otp,vladdu/otp,dumbbell/otp,vladdu/otp,g-andrade/otp,g-andrade/otp,dgud/otp,uabboli/otp,kvakvs/otp,electricimp/otp,vinoski/otp,vladdu/otp,vinoski/otp,mikpe/otp,rlipscombe/otp,mikpe/otp,mikpe/otp,isvilen/otp,ferd/otp,electricimp/otp,ferd/otp,lrascao/otp,potatosalad/otp,ferd/otp,ferd/otp,kvakvs/otp,potatosalad/otp,ferd/otp,isvilen/otp,ferd/otp,rlipscombe/otp,lrascao/otp,emacsmirror/erlang,bjorng/otp,bjorng/otp,lrascao/otp,erlang/otp,vinoski/otp,lrascao/otp,dumbbell/otp,electricimp/otp,ferd/otp,isvilen/otp,jj1bdx/otp,mikpe/otp,electricimp/otp,dgud/otp,potatosalad/otp,erlang/otp,kvakvs/otp,getong/otp,potatosalad/otp,emacsmirror/erlang,dgud/otp,vladdu/otp,getong/otp,isvilen/otp,potatosalad/otp,dgud/otp,jj1bdx/otp,kvakvs/otp,vinoski/otp,erlang/otp,dgud/otp,erlang/otp,emacsmirror/erlang,uabboli/otp,dumbbell/otp,dumbbell/otp,dumbbell/otp,bjorng/otp,jj1bdx/otp,bjorng/otp,uabboli/otp,dumbbell/otp,erlang/otp,uabboli/otp,kvakvs/otp,electricimp/otp,dumbbell/otp,ferd/otp,dgud/otp,lrascao/otp,vladdu/otp,rlipscombe/otp,mikpe/otp,dgud/otp,isvilen/otp,vladdu/otp,g-andrade/otp,uabboli/otp,dgud/otp,g-andrade/otp,potatosalad/otp,lrascao/otp,vinoski/otp,uabboli/otp,getong/otp,erlang/otp,kvakvs/otp,dgud/otp,vinoski/otp,emacsmirror/erlang,bjorng/otp,emacsmirror/erlang,erlang/otp,bjorng/otp,g-andrade/otp,g-andrade/otp,jj1bdx/otp,electricimp/otp,lrascao/otp,isvilen/otp,uabboli/otp,rlipscombe/otp,getong/otp,emacsmirror/erlang,jj1bdx/otp,erlang/otp,isvilen/otp,kvakvs/otp,dumbbell/otp,isvilen/otp,g-andrade/otp,bjorng/otp,rlipscombe/otp,mikpe/otp,jj1bdx/otp,getong/otp,kvakvs/otp,bjorng/otp,dumbbell/otp,rlipscombe/otp,g-andrade/otp,potatosalad/otp,g-andrade/otp,getong/otp,jj1bdx/otp,vladdu/otp,electricimp/otp,lrascao/otp,rlipscombe/otp,emacsmirror/erlang,emacsmirror/erlang,isvilen/otp,uabboli/otp,vladdu/otp,mikpe/otp,dgud/otp,vinoski/otp,vinoski/otp,electricimp/otp,jj1bdx/otp,rlipscombe/otp,kvakvs/otp,bjorng/otp,uabboli/otp,electricimp/otp,mikpe/otp,rlipscombe/otp,getong/otp,rlipscombe/otp