asset browser: activate search with enter/return key

src/noggit/Red/AssetBrowser/Ui/AssetBrowser.cpp

@@ -295,3 +295,11 @@ AssetBrowserWidget::~AssetBrowserWidget()
 {
   delete ui;
 }
+
+void AssetBrowserWidget::keyPressEvent(QKeyEvent *event)
+{
+  if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return)
+  {
+    _sort_model->setFilterFixedString(ui->searchField->text());
+  }
+}

src/noggit/Red/AssetBrowser/Ui/AssetBrowser.hpp

@@ -34,6 +34,9 @@ namespace noggit
       void updateModelData();
       void recurseDirectory(Model::TreeManager& tree_mgr, const QString& s_dir, const QString& project_dir);
 
+    protected:
+      void keyPressEvent(QKeyEvent* event) override;
+
     };
   }
 }