Fix class name resolution issue in route macro

Author: reinink

src/ServiceProvider.php

@@ -77,7 +77,7 @@ protected function registerRequestMacro(): void
     protected function registerRouterMacro(): void
     {
         Router::macro('inertia', function ($uri, $component, $props = []) {
-            return $this->match(['GET', 'HEAD'], $uri, Controller::class)
+            return $this->match(['GET', 'HEAD'], $uri, '\\'.Controller::class)
                 ->defaults('component', $component)
                 ->defaults('props', $props);
         });

tests/ServiceProviderTest.php

@@ -34,7 +34,7 @@ public function test_route_macro_is_registered(): void
         $this->assertEquals($route, $routes->getRoutes()[0]);
         $this->assertEquals(['GET', 'HEAD'], $route->methods);
         $this->assertEquals('/', $route->uri);
-        $this->assertEquals(['uses' => 'Inertia\Controller@__invoke', 'controller' => Controller::class], $route->action);
+        $this->assertEquals(['uses' => '\Inertia\Controller@__invoke', 'controller' => '\Inertia\Controller'], $route->action);
         $this->assertEquals(['component' => 'User/Edit', 'props' => ['user' => ['name' => 'Jonathan']]], $route->defaults);
     }
 }