Merge #1826

1826: chore: fix CODEOWNERS r=niladrih a=niladrih

Change:
- Remove requirement for an `@openebs/org-maintainers` member's review when merging non-policy documents.
- Settings changes:
   - Mandate code owner approval
   - Ensure required approval is set to 1

Co-authored-by: Niladri Halder <niladri.halder26@gmail.com>

Author: mayastor-bors

.github/CODEOWNERS

@@ -1,5 +1,5 @@
 # Default code owners
-*                           @openebs/mayastor-approvers @openebs/org-maintainers
+*                           @openebs/mayastor-approvers
 
 # CODEOWNERS file owners
 /.github/CODEOWNERS         @openebs/org-maintainers