Update omnibus dependency scanning job for GitLab 16

Author: twk3

gitlab-ci-config/gitlab-com.yml

@@ -710,7 +710,7 @@ GET:Geo:
       artifacts: true
 
 dependency_scanning:
-  image: "registry.gitlab.com/gitlab-org/security-products/gitlab-depscan:2.3"
+  image: "registry.gitlab.com/gitlab-org/security-products/gitlab-depscan:2.4"
   stage: validate
   variables:
     REPORT_PATH: ./