Upgrade to electron 12 and Node 14 (#3572)

Upgrade to electron 12 and Node 14

- Compute cluster ID for tests
- Switch to temporary appData path while testing

Signed-off-by: Sebastian Malton <sebastian@malton.name>

Co-authored-by: Sebastian Malton <smalton@mirantis.com>
Co-authored-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

src/renderer/ipc/index.tsx

@@ -117,7 +117,7 @@ function HotbarTooManyItemsHandler(): void {
   Notifications.error(`Cannot have more than ${defaultHotbarCells} items pinned to a hotbar`);
 }
 
-export function registerIpcHandlers() {
+export function registerIpcListeners() {
   onCorrect({
     source: ipcRenderer,
     channel: UpdateAvailableChannel,