Update CODEOWNERS

Author: aravindbuilt

CODEOWNERS

@@ -1,5 +1,4 @@
 * @contentstack/venus-pr-reviewers
-* @contentstack/ghost-pr-reviewers
 
 .github/workflows/sca-scan.yml @contentstack/security-admin
 
@@ -10,5 +9,3 @@
 .github/workflows/policy-scan.yml @contentstack/security-admin
 
 .github/workflows/issues-jira.yml @contentstack/security-admin
-
-.github/workflows/codeql-anaylsis.yml @contentstack/security-admin