Update snyk/actions digest to d406fd2

Author: renovate[bot]

.github/workflows/snyk-container.yml

@@ -33,7 +33,7 @@ jobs:
       # Snyk can be used to break the build when it detects vulnerabilities.
       # In this case we want to upload the issues to GitHub Code Scanning
       continue-on-error: true
-      uses: snyk/actions/docker@806182742461562b67788a64410098c9d9b96adb
+      uses: snyk/actions/docker@d406fd286b663eb8c6f8adcced4f7bcd199c0a3f
       env:
         # In order to use the Snyk Action you will need to have a Snyk API token.
         # More details in https://github.com/snyk/actions#getting-your-snyk-token