Add qr code display (using com.google.zxing lib) #4202

Job	Run time
Push translation source files to Transifex	9s
Build apps module on ubuntu-latest / Build apps module on ubuntu-latest	1m 54s
Build apps module on macOS-latest / Build apps module on macOS-latest	1m 35s
Build Bisq on macOS-latest / Build Bisq on macOS-latest	1m 15s
Build apps module on windows-latest / Build apps module on windows-latest	5m 55s
Build Bisq on ubuntu-latest / Build Bisq on ubuntu-latest	1m 57s
Build Bisq on windows-latest / Build Bisq on windows-latest	6m 32s
Build network module on macOS-latest / Build network module on macOS-latest	1m 13s
Build network module on ubuntu-latest / Build network module on ubuntu-latest	39s
Build network module on windows-latest / Build network module on windows-latest	2m 0s
Build tor module on macOS-latest / Build tor module on macOS-latest	48s
Build tor module on ubuntu-latest / Build tor module on ubuntu-latest	52s
Build tor module on windows-latest / Build tor module on windows-latest	2m 3s
Build wallet module on macOS-latest / Build wallet module on macOS-latest	1m 9s
Build wallet module on ubuntu-latest / Build wallet module on ubuntu-latest	1m 11s
Build wallet module on windows-latest / Build wallet module on windows-latest	2m 57s
	32m 9s

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