Fix composer safe-area ownership

packages/app/src/screens/new-workspace-screen.test.tsx

@@ -145,6 +145,10 @@ vi.mock("@/constants/layout", () => ({
   useIsCompactFormFactor: () => false,
 }));
 
+vi.mock("react-native-safe-area-context", () => ({
+  useSafeAreaInsets: () => ({ top: 0, right: 0, bottom: 0, left: 0 }),
+}));
+
 vi.mock("lucide-react-native", () => {
   const createIcon = (name: string) => (props: Record<string, unknown>) =>
     React.createElement("span", { ...props, "data-icon": name });