👷 Update GitHub workflows

.github/workflows/test-build.yml

@@ -1,15 +1,16 @@
 name: Test Build
 
-on: [push, pull_request]
+on: [push]
 
 jobs:
   build:
+    name: Build Example Site
     runs-on: ubuntu-20.04
     concurrency:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           submodules: true
           fetch-depth: 0