fix spelling typo

Signed-off-by: yuswift <yuswift2018@gmail.com>

pkg/controller/workspacerole/workspacerole_controller_test.go

@@ -47,7 +47,7 @@ var _ = Describe("WorkspaceRole", func() {
 		Expect(k8sClient.Create(context.Background(), workspace)).Should(Succeed())
 	})
 
-	// Add Tests for OpenAPI validation (or additonal CRD features) specified in
+	// Add Tests for OpenAPI validation (or additional CRD features) specified in
 	// your API definition.
 	// Avoid adding tests for vanilla CRUD operations because they would
 	// test Kubernetes API server, which isn't the goal here.