Correct prettier calls for YML/JSON (#21832)

* Fix fomat-check writing files

* Fix unformatted YML/JSON

* Add format-check call to prevent regressions

.github/workflows/test-chart.yml

@@ -6,16 +6,16 @@ name: Test chart
 on:
   pull_request:
     paths:
-      - "chart/**"
-      - "!**.md"
-      - ".github/workflows/test-chart.yml"
+      - 'chart/**'
+      - '!**.md'
+      - '.github/workflows/test-chart.yml'
   push:
     paths:
-      - "chart/**"
-      - "!**.md"
-      - ".github/workflows/test-chart.yml"
+      - 'chart/**'
+      - '!**.md'
+      - '.github/workflows/test-chart.yml'
     branches-ignore:
-      - "dependabot/**"
+      - 'dependabot/**'
   workflow_dispatch:
 
 permissions:
@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.x"
+          python-version: '3.x'
 
       - name: Install dependencies (yamllint)
         run: pip install yamllint