common/: remove PATH adds from CI scripts

they are now specified in the workflow file

common/scripts/lint-version-change

@@ -13,7 +13,6 @@ if ! [ "$base_rev" ]; then
 	die "usage: $0 TEMPLATE BASE-REVISION [TIP-REVISION]"
 fi
 
-PATH="/usr/libexec/chroot-git:$PATH"
 if ! command -v git >/dev/null 2>&1; then
 	die "neither chroot-git nor git could be found"
 fi