Merge pull request #42 from elastic/write_perms_block

chore: Add explicit write permissions block

Author: eric-forte-elastic

.github/workflows/gh-pages.yml

@@ -13,6 +13,8 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
 
     steps:
       - name: Checkout 🛎️