Enable license check on PRs

Author: marko-bekhta

.github/hibernate-github-bot.yml

@@ -47,3 +47,9 @@ develocity:
         replacement: "$1"
       - pattern: "org.hibernate.validator|Hibernate Validator|main|HEAD|\\d+.\\d+|PR-\\d+"
         replacement: "" # Just remove these tags
+licenseAgreement:
+  enabled: true
+  ignore:
+    # We ignore all dependabot PRs for a license check:
+    - user: dependabot[bot]
+      titlePattern: "Bump.*"