typos

rts/Capability.c

rts/Exception.cmm

rts/Hash.h

rts/IOManager.c

rts/ProfHeap.c

rts/RetainerProfile.c

rts/RtsFlags.c

rts/RtsSymbols.c

rts/STM.h

rts/Schedule.c

rts/Stats.c

rts/Threads.c

rts/TraverseHeap.c

rts/TraverseHeap.h

rts/eventlog/EventLog.c

rts/ghc.mk

rts/include/RtsAPI.h

rts/include/ghc.mk

rts/include/rts/TSANUtils.h

rts/include/rts/storage/ClosureMacros.h