Run a minor code quality checker over the repo (#8524)

* Run a minor code quality checker over the repo

Largely targeted at spelling of common words and misc code issues.

* Update snapshots

src/BasePlatform.ts

@@ -237,7 +237,7 @@ export default abstract class BasePlatform {
     }
 
     /**
-     * Restarts the application, without neccessarily reloading
+     * Restarts the application, without necessarily reloading
      * any application code
      */
     abstract reload();