Revert "Add GitHub Action to automatically create a release when creating a tag"

This reverts commit 75d14bf330.

.github/workflows/create-release.yml

@@ -1,59 +0,0 @@
-name: Create release
-
-on:
-  create:
-    tags:
-
-jobs:
-  create-release:
-    if: github.event_name == 'create' && github.event.ref_type == 'tag'
-    runs-on: ubuntu-latest
-    steps:
-      - name: Check tag format
-        run: |
-          THIS_TAG="${GITHUB_REF#refs/tags/}"
-          if printf '%s' "$THIS_TAG" | grep -Eq '^[0-9]+\.[0-9]+\.[0-9]+$'; then
-            printf 'Tag %s is version-like\n' "$THIS_TAG"
-          else
-            printf 'Tag %s is not version-like\n' "$THIS_TAG"
-            THIS_TAG=
-          fi
-          printf 'THIS_TAG=%s\n' "$THIS_TAG" >> "$GITHUB_ENV"
-      - name: Checkout
-        if: env.THIS_TAG != ''
-        uses: actions/checkout@v2
-        with:
-          fetch-depth: 0
-      - name: Extract release notes
-        if: env.THIS_TAG != ''
-        run: |
-          printf 'Generating release notes for tag %s\n' "$THIS_TAG"
-          TAGS="$(git tag --list --sort=-version:refname)"
-          PREVIOUS_TAG=
-          for TAG in $(git tag --list --sort=-version:refname); do
-            if test "$THIS_TAG" != "$TAG" && printf '%s' "$TAG" | grep -Eq '^[0-9]+\.[0-9]+\.[0-9]+$'; then
-              PREVIOUS_TAG="$TAG"
-              break
-            fi
-          done
-          if test -z "$PREVIOUS_TAG"; then
-            echo 'No previous tag found'
-            RELEASE_NOTES='First version'
-          else
-            printf 'Generating release notes for commits between %s and %s\n' "$PREVIOUS_TAG" "$THIS_TAG"
-            RELEASE_NOTES="$(git log --format='- %s' --no-merges --reverse "$PREVIOUS_TAG...$THIS_TAG" -- ./install-php-extensions)"
-          fi
-          printf 'Release notes:\n%s\n' "$RELEASE_NOTES"
-          printf 'RELEASE_NAME=v%s\n' "$THIS_TAG" >> "$GITHUB_ENV"
-          printf 'RELEASE_NOTES<<EOF\n%s\nEOF\n' "$RELEASE_NOTES" >> "$GITHUB_ENV"
-      - name: Create release
-        if: env.THIS_TAG != ''
-        uses: actions/create-release@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
-            tag_name: ${{ env.THIS_TAG }}
-            release_name: ${{ env.RELEASE_NAME }}
-            body: ${{ env.RELEASE_NOTES }}
-            draft: false
-            prerelease: false