S-T-G doesn't work on macOS using OCLP

[Gravarty]

Checklist

• I understand that Streamlink Twitch GUI is just a launcher for Streamlink
• I have read the contribution guidelines
• I have checked the list of open and recently closed issues
• I have checked the commit log of the master branch

Streamlink Twitch GUI version

v2.2.0

Streamlink version

5.0.1

Operating system, environment and configuration details

macOS Monterey 12.6.1

Description

The app shows up in the dock and menu bar but the main window doesn't appear.

Debug log

[11290:259:1107/142841.424431:ERROR:iopm_power_source_sampling_event_source.cc(31)] IOPMPowerSource service not found
objc[11299]: Class WebSwapCGLLayer is implemented in both /System/Library/Frameworks/WebKit.framework/Versions/A/Frameworks/WebCore.framework/Versions/A/Frameworks/libANGLE-shared.dylib (0x7ffb56506ec8) and /Applications/Streamlink Twitch GUI.app/Contents/Frameworks/nwjs Framework.framework/Versions/105.0.5195.102/Libraries/libGLESv2.dylib (0x10fe189e8). One of the two will be used. Which one is undefined.
[debug][Application]
Parameters
{
    "_": [],
    "tray": false,
    "hide": false,
    "hidden": false,
    "max": false,
    "maximize": false,
    "maximized": false,
    "min": false,
    "minimize": false,
    "minimized": false,
    "reset-window": false,
    "versioncheck": true,
    "version-check": true,
    "logfile": true,
    "loglevel": "debug",
    "l": "debug",
    "launch": "",
    "goto": ""
}

[bastimeyer]

#911

[bastimeyer]

See #919 (comment)