revert: "ci: auto gofmt for pull request" [skip ci]

This reverts commit 8b353da0d2.

.github/workflows/pr_auto_gofmt.yml

@@ -1,19 +0,0 @@
-name: Golang Formatter
-on: [pull_request]
-jobs:
-  prettier:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-        with:
-          # Make sure the actual branch is checked out when running on pull requests
-          ref: ${{ github.head_ref }}
-          # This is important to fetch the changes to the previous commit
-          fetch-depth: 0
-
-      - name: Format code
-        uses: iamnotaturtle/auto-gofmt@v2.1.0
-        with:
-          commit_message: "style: format code with gofmt"
-          only_changed: True