Update workflows from main

Author: simonswine

.github/workflows/test-examples.yml

@@ -13,7 +13,7 @@ permissions:
   contents: read
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: github-hosted-ubuntu-x64-large
     steps:
       - name: Checkout code
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

.github/zizmor.yml

@@ -0,0 +1,11 @@
+# This is also used as the default configuration for the Zizmor reusable workflow.
+# We need this file because we allow PRs from forks, and PRs from forks
+# can't access config files from shared-workflows repo.
+# This file is copied from: https://github.com/grafana/shared-workflows/blob/main/.github/zizmor.yml
+
+rules:
+  unpinned-uses:
+    config:
+      policies:
+        actions/*: any # trust GitHub
+        grafana/*: any # trust Grafana