Fix wrong description of rebuild-index command in help text
Fix wrong description of rebuild-index command in help text

byo/restic,middelink/restic,byo/restic,fawick/restic,ar-jan/restic,fawick/restic,stuertz/restic,stuertz/restic,jayme-github/restic,restic/restic,middelink/restic,kurin/restic,ar-jan/restic,jayme-github/restic,restic/restic,kurin/restic