ci(spelling): turn off check-spelling action temporarily

.github/workflows/spelling.yml

-name: Spell checking
-on:
-  push:
-    branches: ["**"]
-    tags-ignore: ["**"]
-  pull_request_target:
-  issue_comment:
-    types: [created]
-
-jobs:
-  spelling:
-    name: Spell checking
-    permissions:
-      contents: read
-      pull-requests: read
-    outputs:
-      internal_state_directory: ${{ steps.spelling.outputs.internal_state_directory }}
-    runs-on: ubuntu-latest
-    if: "contains(github.event_name, 'pull_request') || github.event_name == 'push'"
-    concurrency:
-      group: spelling-${{ github.event.pull_request.number || github.ref }}
-      # note: If you use only_check_changed_files, you do not want cancel-in-progress
-      cancel-in-progress: true
-    steps:
-    - name: checkout-merge
-      if: "contains(github.event_name, 'pull_request')"
-      uses: actions/checkout@v2
-      with:
-        ref: refs/pull/${{github.event.pull_request.number}}/merge
-    - name: checkout
-      if: github.event_name == 'push'
-      uses: actions/checkout@v2
-    - name: find aliases
-      run: |
-        for a in $(git ls-files|grep '\.zsh$'); do
-          echo "-- $a"
-          if [ -s "$a" ]; then
-            perl -ne 'next unless s/^alias ([A-Za-z]{3,})=.*/$1/;print' "$a" | tee -a .github/actions/spelling/allow.txt
-          fi
-        done;
-    - name: check-spelling
-      id: spelling
-      uses: check-spelling/check-spelling@prerelease
-      with:
-        experimental_apply_changes_via_bot: 1
-        suppress_push_for_open_pull_request: 1
-        post_comment: 0
-    - name: store-comment
-      if: failure()
-      uses: actions/upload-artifact@v2
-      with:
-        retention-days: 1
-        name: "check-spelling-comment-${{ github.run_id }}"
-        path: |
-          ${{ steps.spelling.outputs.internal_state_directory }}
-
-  comment:
-    name: Comment
-    runs-on: ubuntu-latest
-    needs: spelling
-    permissions:
-      contents: write
-      pull-requests: write
-    if: always() && needs.spelling.result == 'failure' && needs.spelling.outputs.internal_state_directory
-    steps:
-    - name: checkout
-      uses: actions/checkout@v2
-    - name: set up
-      run: |
-        mkdir /tmp/data
-    - name: retrieve-comment
-      uses: actions/download-artifact@v2
-      with:
-        name: "check-spelling-comment-${{ github.run_id }}"
-        path: /tmp/data
-    - name: comment
-      uses: check-spelling/check-spelling@prerelease
-      with:
-        experimental_apply_changes_via_bot: 1
-        custom_task: comment
-        internal_state_directory: /tmp/data
-
-  update:
-    name: Update PR
-    permissions:
-      contents: write
-      pull-requests: write
-    runs-on: ubuntu-latest
-    if: ${{
-        github.event_name == 'issue_comment' &&
-        github.event.issue.pull_request &&
-        contains(github.event.comment.body, '@check-spelling-bot apply')
-      }}
-    concurrency:
-      group: spelling-update-${{ github.event.issue.number }}
-      cancel-in-progress: false
-    steps:
-    - name: checkout
-      uses: actions/checkout@v2
-    - name: check-spelling
-      uses: check-spelling/check-spelling@prerelease
-      with:
-        experimental_apply_changes_via_bot: 1