Coding Standards: Make ignore annotation more specific in WP_Site_Health_Auto_Updates::test_vcs_abspath().

Follow-up to [44986].

Props jrf, hellofromTonya.
See #53359.

git-svn-id: https://develop.svn.wordpress.org/trunk@51661 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/class-wp-site-health-auto-updates.php

@@ -226,7 +226,7 @@ class WP_Site_Health_Auto_Updates {
 		// Search all directories we've found for evidence of version control.
 		foreach ( $vcs_dirs as $vcs_dir ) {
 			foreach ( $check_dirs as $check_dir ) {
-				// phpcs:ignore
+				// phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition,Squiz.PHP.DisallowMultipleAssignments
 				if ( $checkout = @is_dir( rtrim( $check_dir, '\\/' ) . "/$vcs_dir" ) ) {
 					break 2;
 				}