chore: upgrade PostHog GitHub Action to v1 (#134)

Author: marandaneto

.github/workflows/release.yml

@@ -259,7 +259,7 @@ jobs:
 
       - name: Send failure event to PostHog
         if: ${{ failure() }}
-        uses: PostHog/posthog-github-action@v0.1
+        uses: PostHog/posthog-github-action@v1
         with:
           posthog-token: "${{ secrets.POSTHOG_PROJECT_API_KEY }}"
           event: "posthog-ruby-github-release-workflow-failure"