CI: Force-remove pkg-config on macOS runners and install pkgconf #441

Job	Run time
Run Pre-Checks	5s
Run Pre-Checks	5s
Build macOS Dependencies (macos-arm64)	6m 22s
Build macOS Dependencies (macos-arm64)	6m 22s
Build macOS Dependencies (macos-x86_64)	6m 8s
Build macOS Dependencies (macos-x86_64)	6m 8s
Build Qt6 (macOS)	6m 9s
Build Qt6 (macOS)	6m 9s
Build FFmpeg for macOS (macos-arm64)	1m 7s
Build FFmpeg for macOS (macos-arm64)	12m 58s
Build FFmpeg for Windows (x64)	3m 5s
Build FFmpeg for Windows (x64)	3m 5s
Build FFmpeg for macOS (macos-x86_64)	1m 7s
Build FFmpeg for macOS (macos-x86_64)	14m 2s
Build Windows Dependencies (x64)	3m 11s
Build Windows Dependencies (x64)	3m 11s
Build Windows Dependencies (x86)	41s
Build Windows Dependencies (x86)	41s
Build Qt6 (Windows) (x64, RelWithDebInfo)	2m 32s
Build Qt6 (Windows) (x64, RelWithDebInfo)	2m 32s
Build Qt6 (Windows) (x64, Debug)	2m 23s
Build Qt6 (Windows) (x64, Debug)	2m 23s
Build FFmpeg (Universal)	0s
Build FFmpeg (Universal)	2m 19s
Package Windows Qt6 (x64)	1m 46s
Package Windows Qt6 (x64)	1m 46s
Create macOS Qt6 (macos-arm64)	3m 22s
Create macOS Qt6 (macos-arm64)	3m 22s
Create macOS Qt6 (macos-x86_64)	3m 4s
Create macOS Qt6 (macos-x86_64)	3m 4s
Build macOS Dependencies (Universal)	1m 24s
Build macOS Dependencies (Universal)	1m 24s
Create and upload release	0s
Create and upload release	0s
	1h 51m 57s

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