.github: Build for ARM64 Windows

[norihiro]

Description

Build package for Windows ARM64.

See also

• .github: Build ARM64 for Windows and OBS 32 norihiro/obs-async-audio-filter#19

How Has This Been Tested?

Will test on CI.

General checklist

• The commit is reviewed by yourself.
• The code is tested.
• Document is up to date or not necessary to be changed.
• I hereby declare that I have the legal right to contribute this work to the project under its specified open-source license, and I agree to the terms of the Developer Certificate of Origin.