ci: bump pr-reviewer-action to v1.2.2 (hide superseded reviews)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Author: Jory Irving

.github/workflows/ai-pr-review.yaml

@@ -35,7 +35,7 @@ jobs:
       - name: Review PR with reusable AI reviewer
         if: github.event_name == 'pull_request'
         id: review
-        uses: misospace/pr-reviewer-action@87d01c854d1b385a214ae7d9ede15a077164183f # v1.2.1
+        uses: misospace/pr-reviewer-action@e891235e8e3e75824b88fb696b1f7b4816122737 # v1.2.2
         with:
           github_token: ${{ steps.app-token.outputs.token }}
           ai_primary_retries: "3"