chore: get rid of auto pull request workflow

.github/workflows/auto-pull-request.yaml

@@ -1,20 +0,0 @@
-name: Pull Request on Branch Push
-
-on:
-  push:
-    branches-ignore:
-      - develop
-      - release
-
-jobs:
-  auto-pull-request:
-    name: Open pull request
-    runs-on: ubuntu-latest
-    steps:
-      - name: pull-request-action
-        uses: vsoch/pull-request-action@1.1.0
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          PULL_REQUEST_BRANCH: "develop"
-          PULL_REQUEST_DRAFT: true
-          PASS_IF_EXISTS: true