app.allowRendererProcessReuse is deprecated

[unional]

When running electron tests, it prints out the following warning:

(electron) The default value of app.allowRendererProcessReuse is deprecated, it is currently "false". It will change to be "true" in Electron 9. For more information please check electron/electron#18397

[dschuessler]

This also breaks the layout of the test result reporting considerably.

[rajivshah3]

This can be silenced by using patch-package to add these lines:

In @jest-runner/electron/src/electron_process_injected_code.js:

app.commandLine.appendSwitch('high-dpi-support', 1);
app.commandLine.appendSwitch('force-device-scale-factor', 1);
+ app.allowRendererProcessReuse = false;
app.on('ready', async () => {

In @jest-runner/electron/build/electron_process_injected_code.js:

_electron.app.commandLine.appendSwitch('high-dpi-support', 1);
_electron.app.commandLine.appendSwitch('force-device-scale-factor', 1);
+ _electron.app.allowRendererProcessReuse = false;
_electron.app.on('ready', async () => {