Minor layout correction for validate-manifest.yml

.github/workflows/validate-manifest.yml

@@ -3,13 +3,16 @@ name: Validate manifest
 on:
   schedule:
     - cron: '0 8,20 * * *'
+
   pull_request:
     branches:
       - main
     paths:
       - 'versions-manifest.json'
+
 env:
   TOOL_NAME: "Go"
+
 defaults:
   run:
     shell: pwsh
@@ -17,7 +20,6 @@ defaults:
 jobs:
   validation:
     runs-on: ubuntu-latest
-    
     steps:
       - uses: actions/checkout@v2
         with: