ci: Use hash for codeql-action/upload-sarif Action

Author: nschonni

.github/workflows/scorecard.yml

@@ -68,6 +68,6 @@ jobs:
       # Upload the results to GitHub's code scanning dashboard (optional).
       # Commenting out will disable upload of results to your repo's Code Scanning dashboard
       - name: "Upload to code-scanning"
-        uses: github/codeql-action/upload-sarif@v4
+        uses: github/codeql-action/upload-sarif@e12f0178983d466f2f6028f5cc7a6d786fd97f4b # v4.31.4
         with:
           sarif_file: results.sarif