chore: Add LoadEditor event to psalm stubs

Signed-off-by: Julius Härtl <jus@bitgrid.net>

lib/Reference/CreateCardReferenceProvider.php

@@ -10,7 +10,6 @@ use OCP\IL10N;
 use OCP\IURLGenerator;
 
 class CreateCardReferenceProvider extends ADiscoverableReferenceProvider {
-
 	public function __construct(
 		private IL10N $l10n,
 		private IURLGenerator $urlGenerator,

tests/stub.phpstub

@@ -674,3 +674,7 @@ namespace OCA\NotifyPush\Queue {
 		public function push(string $channel, $message);
 	}
 }
+
+namespace OCA\Text\Event {
+	class LoadEditor extends \OCP\EventDispatcher\Event {}
+}