[php-slim4-server] fix php syntax error in RegisterRoutes class (missing semicolon) (#18863)

Co-authored-by: Tommy Seus <tommy.seus@tmy.email>

Author: tommyseus

modules/openapi-generator/src/main/resources/php-slim4-server/register_routes.mustache

@@ -206,19 +206,19 @@ class RegisterRoutes
                                 'header' => $authMethod['keyParamName'],
                                 'parameter' => null,
                                 'cookie' => null,
-                            ]
+                            ];
                         } else if ($authMethod['isKeyInQuery']) {
                             $authenticatorConfig = [
                                 'header' => null,
                                 'parameter' => $authMethod['keyParamName'],
                                 'cookie' => null,
-                            ]
+                            ];
                         } else if ($authMethod['isKeyInCookie']) {
                             $authenticatorConfig = [
                                 'header' => null,
                                 'parameter' => null,
                                 'cookie' => $authMethod['keyParamName'],
-                            ]
+                            ];
                         }
                         $route->add(new TokenAuthentication($authenticatorConfig));
                     }