Remove prettier github action

.github/workflows/prettier.yml

@@ -1,25 +0,0 @@
-name: Check JavaScript for conformance with Prettier
-
-on:
-  push:
-  pull_request:
-
-jobs:
-  prettier:
-    runs-on: ubuntu-latest
-    steps:
-    - name: Check out repo
-      uses: actions/checkout@v2
-    - uses: actions/setup-node@v3
-      with:
-        node-version: 16
-        cache: 'npm'
-    - run: npm ci
-    - name: Run prettier
-      run: |-
-        npm run prettier-fix
-    - name: Print the required changes
-      run: git diff; git reset --hard
-    - name: Check prettier
-      run: |-
-        npm run prettier-check