Replace jest.mock's with overriding dependencies (#6014)

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>

src/main/utils/channel/ipc-main/ipc-main.global-override-for-injectable.ts

@@ -0,0 +1,13 @@
+/**
+ * Copyright (c) OpenLens Authors. All rights reserved.
+ * Licensed under MIT License. See LICENSE in root directory for more information.
+ */
+import type { IpcMain } from "electron";
+import { getGlobalOverride } from "../../../../common/test-utils/get-global-override";
+import ipcMainInjectable from "./ipc-main.injectable";
+
+export default getGlobalOverride(ipcMainInjectable, () => ({
+  handle: () => {},
+  on: () => {},
+  off: () => {},
+}) as unknown as IpcMain);