check-autorelease-deprecation: drop workflow

Drop the workflow since the setting has been deprecated over three years
ago.

Link: https://github.com/openwrt/packages/pull/27799#issuecomment-3506689211
Signed-off-by: George Sapkin <george@sapk.in>

.github/workflows/check-autorelease-deprecation.yml

@@ -1,91 +0,0 @@
-name: Check autorelease deprecation
-
-on:
-  pull_request_target:
-    types: [opened, synchronize, converted_to_draft, ready_for_review, edited]
-
-jobs:
-  build:
-    name: Check autorelease deprecation
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-
-    permissions:
-      pull-requests: write
-
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          ref: ${{ github.event.pull_request.head.sha }}
-          fetch-depth: 0
-
-      - name: Determine branch name
-        run: |
-          BRANCH="${GITHUB_BASE_REF#refs/heads/}"
-          echo "Building for $BRANCH"
-          echo "BRANCH=$BRANCH" >> $GITHUB_ENV
-
-      - name: Determine changed packages
-        run: |
-          RET=0
-
-          # only detect packages with changes
-          PKG_ROOTS=$(find . -name Makefile | \
-            grep -v ".*/src/Makefile" | \
-            sed -e 's@./\(.*\)/Makefile@\1/@')
-          CHANGES=$(git diff --diff-filter=d --name-only origin/$BRANCH...)
-
-          for ROOT in $PKG_ROOTS; do
-            for CHANGE in $CHANGES; do
-              if [[ "$CHANGE" == "$ROOT"* ]]; then
-                if grep -q '$(AUTORELEASE)' "$ROOT/Makefile"; then
-                  CONTAINS_AUTORELEASE+="$ROOT"
-                fi
-                break
-              fi
-            done
-          done
-
-          if [ -n "$CONTAINS_AUTORELEASE" ]; then
-            RET=1
-            cat > "$GITHUB_WORKSPACE/pr_comment.md" << EOF
-          Please do no longer set *PKG_RELEASE* to *AUTORELEASE* as the
-          feature is deprecated. Please use an integer instead. Below is a
-          list of affected packages including correct *PKG_RELEASE*:
-
-          EOF
-          fi
-
-          for ROOT in $CONTAINS_AUTORELEASE; do
-            echo -n "  - ${ROOT}Makefile: PKG_RELEASE:=" >> "$GITHUB_WORKSPACE/pr_comment.md"
-            last_bump="$(git log --pretty=format:'%h %s' "$ROOT" |
-              grep --max-count=1 -e ': [uU]pdate to ' -e ': [bB]ump to ' |
-              cut -f 1 -d ' ')"
-
-            if [ -n "$last_bump" ]; then
-              echo -n $(($(git rev-list --count "$last_bump..HEAD" "$ROOT") + 2)) >> "$GITHUB_WORKSPACE/pr_comment.md"
-            else
-              echo -n $(($(git rev-list --count HEAD "$ROOT") + 2)) >> "$GITHUB_WORKSPACE/pr_comment.md"
-            fi
-            echo >> "$GITHUB_WORKSPACE/pr_comment.md"
-          done
-
-          exit $RET
-
-      - name: Find Comment
-        uses: peter-evans/find-comment@v2
-        if: ${{ failure() }}
-        id: fc
-        with:
-          issue-number: ${{ github.event.pull_request.number }}
-          comment-author: 'github-actions[bot]'
-
-      - name: Create or update comment
-        uses: peter-evans/create-or-update-comment@v2
-        if: ${{ failure() }}
-        with:
-          comment-id: ${{ steps.fc.outputs.comment-id }}
-          issue-number: ${{ github.event.pull_request.number }}
-          body-file: 'pr_comment.md'
-          edit-mode: replace