format docs YAML

.github/workflows/docs.yml

@@ -5,15 +5,15 @@ on:
     branches:
       - develop
     paths:
-      - "packages/mermaid/src/docs/**/*"
+      - 'packages/mermaid/src/docs/**/*'
   pull_request:
     branches:
       - develop
     paths:
-      - "packages/mermaid/src/docs/**/*"
+      - 'packages/mermaid/src/docs/**/*'
 jobs:
   spellcheck:
-    name: "Docs: Spellcheck"
+    name: 'Docs: Spellcheck'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -21,7 +21,7 @@ jobs:
       - uses: actions/setup-node@v1
         name: Setup node
         with:
-          node-version: "16"
+          node-version: '16'
       - run: npm install -g cspell
         name: Install cSpell
       - run: cspell --config ./cSpell.json "packages/mermaid/src/docs/**/*.md" --no-progress