feat: add systemOwner filter to playbooks component

Signed-off-by: Manuel Abascal <mjabascal10@gmail.com>

Author: mjabascal10

frontend/src/app/incident-response/playbooks/playbooks.component.ts

@@ -31,7 +31,8 @@ export class PlaybooksComponent implements OnInit, AfterViewInit, OnDestroy {
     sort: '',
     'active.equals': null,
     'agentPlatform.equals': null,
-    'createdBy.equals': null
+    'createdBy.equals': null,
+    'systemOwner.equals': false
   };
   platforms: string[];
   users: string[];