Generate an audit event if policy limits are exceeded
## Verifications 1. Set up a project with security policies `exceeding` the allowed policy limit: * [Policy Limit Example](https://gitlab.com/gitlab-org/security-risk-management/security-policies/team-member-environment/imam-test-group/policy-limit/-/blob/main/.gitlab/security-policies/policy.yml?ref_type=heads) 2. Update the Readme in SPP, merge the MR ( wait for `Security::PersistSecurityPoliciesWorker` to execute ) 3.Verify an audit event of type `policies_limit_exceeded `is recorded in the Security Policy Project
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