Build: Bump aqt from 3.1.18 to 3.1.21 (Automated PR) #4990

Job	Run time
Build vars & Github release (if required)	14s
Build for Android .apk (artifact+codeQL)	1m 29s
Build for Linux .deb amd64 (artifacts+codeQL)	7m 2s
Build for Linux .deb armhf (artifacts)	3m 34s
Build for Linux .deb arm64 (artifacts)	3m 37s
Build for MacOS (artifacts)	6m 9s
Build for MacOS Legacy (artifacts+CodeQL)	11m 42s
Build for iOS (artifacts)	1s
Build for Windows (artifact+codeQL)	21m 38s
Build for Windows JACK (artifact)	9m 19s
Create files for .deb repository (if requested)	0s
	1h 4m 45s

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