Refactor ipc to be strongly typed and hide impl details (#1018)

src/main/updater/git.ts

@@ -16,7 +16,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import IpcEvents from "@utils/IpcEvents";
+import { IpcEvents } from "@utils/IpcEvents";
 import { execFile as cpExecFile } from "child_process";
 import { ipcMain } from "electron";
 import { join } from "path";