Update driver.js

Author: KazuCocoa

lib/driver.js

@@ -950,7 +950,8 @@ export class XCUITestDriver extends BaseDriver {
           this.log.info(`WebDriverAgent version: '${this.cachedWdaStatus.build.version}'`);
         } else {
           this.log.warn(
-            `WebDriverAgent does not provide any version information. This might indicate either a custom or an outdated build.`
+            `WebDriverAgent does not provide any version information. ` +
+            `This might indicate either a custom or an outdated build.`
           );
         }