[CONFIG] Github action: Snyk Container analysis added. Upload Snyk scan results to GitHub Code Scanning enabled.

Author: Gonzalo Diaz

.github/workflows/docker-image.yml

@@ -35,7 +35,7 @@ jobs:
       with:
           image: algorithm-exercises-ts:latest
           args: --file=Dockerfile
-      # - name: Upload result to GitHub Code Scanning
-      #   uses: github/codeql-action/upload-sarif@v2
-      #   with:
-      #     sarif_file: snyk.sarif
+    - name: Upload result to GitHub Code Scanning
+      uses: github/codeql-action/upload-sarif@v2
+      with:
+        sarif_file: snyk.sarif