Revert per user API rate limit

It was changed from per user to per application in ced3e50bca

app/Providers/RouteServiceProvider.php

@@ -57,7 +57,7 @@ public function boot()
     protected function configureRateLimiting()
     {
         RateLimiter::for('api', function (Request $request) {
-            return Limit::perMinute(60);
+            return Limit::perMinute(60)->by($request->ip());
         });
     }
 }