chore(renovate): use globs in managerFilePatterns

For simplicity.

Author: scop

.github/renovate.json

@@ -7,8 +7,8 @@
     {
       "customType": "regex",
       "managerFilePatterns": [
-        "/^\\.pre-commit-hooks\\.yaml$/",
-        "/^README\\.md$/"
+        ".pre-commit-hooks.yaml",
+        "README.md"
       ],
       "matchStrings": [
         "\\b(Perl-Critic-|rev: v)(?<currentValue>\\d+\\.\\d+(\\.\\d+)?)[-.]"