Fix tests and convert to RTL (#23474)

test/jest-mocks.js

@@ -1,17 +0,0 @@
-// https://jestjs.io/docs/en/manual-mocks#mocking-methods-which-are-not-implemented-in-jsdom
-Object.defineProperty(window, 'matchMedia', {
-    writable: true,
-    value: jest.fn().mockImplementation(query => ({
-        matches: false,
-        media: query,
-        onchange: null,
-        addListener: jest.fn(), // deprecated
-        removeListener: jest.fn(), // deprecated
-        addEventListener: jest.fn(),
-        removeEventListener: jest.fn(),
-        dispatchEvent: jest.fn(),
-    })),
-});
-
-// maplibre requires a createObjectURL mock
-global.URL.createObjectURL = jest.fn();