Strictly match against package names (#9727)

automerge

ci/dependabot-updater.sh

@@ -12,8 +12,9 @@ parsed_update_args="$(
 )"
 package=$(echo "$parsed_update_args" | awk '{print $2}' | grep -o "^[^:]*")
 if [[ -n $parsed_update_args ]]; then
+  # find other Cargo.lock files and update them, excluding the default Cargo.lock
   # shellcheck disable=SC2086
-  for lock in $(git grep --files-with-matches --fixed-strings "$package" :**/Cargo.lock); do
+  for lock in $(git grep --files-with-matches '^name = "'$package'"$' :**/Cargo.lock); do
     _ scripts/cargo-for-all-lock-files.sh \
       "$lock" -- \
       update $parsed_update_args