test: bump deletion timeout; full suite passing locally, but CI seems to need more time now

Signed-off-by: Tyler Gillson <[email protected]>

Author: TylerGillson

test/e2e/util/helper.go

@@ -121,7 +121,7 @@ func WaitClustersDeleted(restcfg *rest.Config) error {
 			}
 		}
 		return fmt.Errorf("wait all clusters are deleted")
-	}, time.Second*180, time.Second*2).Should(gomega.Succeed())
+	}, time.Second*240, time.Second*2).Should(gomega.Succeed())
 
 	return nil
 }