Fix misplaced closing brace in Callback_Url_Change_Test.

Author: enricobattocchi

tests/Unit/AI/Authorization/Application/Token_Manager/Callback_Url_Change_Test.php

@@ -113,7 +113,7 @@ public function test_stale_callback_url_triggers_token_re_request() {
 		Monkey\Functions\when( 'update_option' )->alias(
 			static function () use ( &$stored_option ) {
 				$stored_option = \func_get_args();
-			}
+			},
 		);
 
 		Monkey\Functions\expect( 'wp_cache_delete' )
@@ -257,7 +257,7 @@ public function test_empty_stored_hash_forces_token_re_request() {
 		Monkey\Functions\when( 'update_option' )->alias(
 			static function () use ( &$stored_option ) {
 				$stored_option = \func_get_args();
-			}
+			},
 		);
 
 		Monkey\Functions\expect( 'wp_cache_delete' )
@@ -341,7 +341,7 @@ public function test_token_request_stores_callback_url_hash() {
 		Monkey\Functions\when( 'update_option' )->alias(
 			static function () use ( &$stored_option ) {
 				$stored_option = \func_get_args();
-			}
+			},
 		);
 
 		Monkey\Functions\expect( 'wp_cache_delete' )