Fix quotes in YAML list

Author: pquentin

.github/workflows/update-rest-api-json.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        branch: ['main', '9.0', 8.x', '8.18', '8.17', 8.16', '7.17']
+        branch: ['main', '9.0', '8.x', '8.18', '8.17', '8.16', '7.17']
 
     steps:
       - uses: actions/checkout@v4