Set page title for Check Code Owner Self Service page

Bug: Google b/345161989
Change-Id: I2a4b8eff87f276bc601a371cc44425260de3da72
Signed-off-by: Edwin Kempin <ekempin@google.com>
diff --git a/web/gr-check-code-owner.ts b/web/gr-check-code-owner.ts
index a39a532..5919689 100644
--- a/web/gr-check-code-owner.ts
+++ b/web/gr-check-code-owner.ts
@@ -235,6 +235,9 @@
 
   override connectedCallback() {
     super.connectedCallback();
+
+    document.title = 'Check Code Owner';
+
     this.checkAdminPermissions();
   }