chore(deps): bump snyk/actions

Bumps [snyk/actions](https://github.com/snyk/actions) from dad21f44fadb6fbcd8d89d8b602d6ac761fe4c86 to 640e31719aac3e44867d239dc86c20c3e34c8e4f.
- [Release notes](https://github.com/snyk/actions/releases)
- [Commits](snyk/actions@dad21f4...640e317)

---
updated-dependencies:
- dependency-name: snyk/actions
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/snyk-security.yml

@@ -39,7 +39,7 @@ jobs:
       - name: Set up Snyk CLI to check for security issues
         # Snyk can be used to break the build when it detects security issues.
         # In this case we want to upload the SAST issues to GitHub Code Scanning
-        uses: snyk/actions/setup@dad21f44fadb6fbcd8d89d8b602d6ac761fe4c86
+        uses: snyk/actions/setup@640e31719aac3e44867d239dc86c20c3e34c8e4f
 
         # For Snyk Open Source you must first set up the development environment for your application's dependencies
         # For example for Node