github: Remove release PR comment bot

It only runs for PRs that are mentioned in the release notes, but I only mention issues

.github/workflows/release-bot.yml

@@ -1,20 +0,0 @@
-name: Release Bot
-
-on:
-  release:
-    types: [published]
-
-jobs:
-  comment:
-    runs-on: ubuntu-latest
-    permissions:
-      issues: write
-      pull-requests: write
-    steps:
-      - uses: nflaig/release-comment-on-pr@master
-        with:
-          token: ${{ secrets.RELEASE_BOT_TOKEN }}
-          message: |
-            Thank you everyone for the contribution!
-            This feature is now available in the latest release, [${releaseTag}](${releaseUrl}).
-            You can support LLDAP by starring our repo, contributing some configuration examples and becoming a sponsor.