chore: increment desktop version to `0.1.0-alpha-2` #43

Job	Run time
setup	1s
setup	1s
Build (Trigger) - windows-2019 / Build - windows-2019	15m 6s
Build (Trigger) - windows-2019 / Build - windows-2019	15m 6s
Build (Trigger) - macos-11 / Build - macos-11	17m 54s
Build (Trigger) - macos-11 / Build - macos-11	17m 54s
Build (Trigger) - ubuntu-20.04 / Build - ubuntu-20.04	1m 38s
Build (Trigger) - ubuntu-20.04 / Build - ubuntu-20.04	8m 49s
Release (Trigger) - ${{ needs.setup.outputs.version }} (${{ inputs.stage \|\| needs.setup.outputs.stage }})	0s
Release (Trigger) - 0.1.0-alpha-2 (alpha) / Release - 0.1.0-alpha-2 (alpha)	36s
	1h 17m 5s

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