Fetch only detected and confirmed vulnerabilities

- Add changelog

ee/app/assets/javascripts/security_dashboard/graphql/fragments/project_vulnerability_severities_count.fragment.graphql

 #import "ee/security_dashboard/graphql/fragments/vulnerability_severities_count.fragment.graphql"
 
 fragment ProjectVulnerabilitySeveritiesCount on Project {
-  vulnerabilitySeveritiesCount {
+  vulnerabilitySeveritiesCount(state: [DETECTED, CONFIRMED]) {
     ...VulnerabilitySeveritiesCount
   }
 }

ee/changelogs/unreleased/288302-fix-vulnerability-query.yml

+---
+title: Fetch only detected and confirmed vulnerabilities for project security status
+merge_request: 56533
+author:
+type: fixed