build(deps): bump checkmarx/ast-github-action from 2.3.20 to 2.3.21 (#31)

Bumps [checkmarx/ast-github-action](https://github.com/checkmarx/ast-github-action) from 2.3.20 to 2.3.21.
- [Release notes](https://github.com/checkmarx/ast-github-action/releases)
- [Commits](Checkmarx/ast-github-action@88c6014...fa338ce)

---
updated-dependencies:
- dependency-name: checkmarx/ast-github-action
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/checkmarx.yaml

@@ -74,7 +74,7 @@ jobs:
           fi
 
       - name: Checkmarx One CLI Action
-        uses: checkmarx/ast-github-action@88c60148b7b9689d67eb05bf66a65bbb871f2f2c #2.3.20
+        uses: checkmarx/ast-github-action@fa338ce82069b297c4852ac77e2d168db9fb56d8 #2.3.21
         with:
           cx_tenant: ${{ secrets.CX_TENANT }}
           base_uri: https://eu-2.ast.checkmarx.net/