CI: Update Junie GitHub Action to v0.8

Author: bpolaszek

.github/workflows/junie.yaml

@@ -30,6 +30,6 @@ jobs:
 
       - name: Run Junie
         id: junie
-        uses: JetBrains/junie-github-action@v1
+        uses: JetBrains/junie-github-action@v0.8
         with:
           junie_api_key: ${{ secrets.JUNIE_API_KEY }}