lock: fix merge error, use processExists()
lock: fix merge error, use processExists()

stuertz/restic,howeyc/restic,ar-jan/restic,jayme-github/restic,restic/restic,mappu/restic,restic/restic,kurin/restic,fawick/restic,fawick/restic,episource/restic,byo/restic,stuertz/restic,ar-jan/restic,ckemper67/restic,middelink/restic,kurin/restic,bchapuis/restic,arithmetric/restic,byo/restic,pombredanne/restic,middelink/restic,jayme-github/restic