[botan] Add arm64-windows support

[nursik]

Describe the pull request

• What does your PR fix?

  Add botan:arm64-windows

• Does your PR follow the maintainer guide?

  Yes

• If you have added/updated a port: Have you run ./vcpkg x-add-version --all and committed the result?

  Yes

[github-actions]

This is a new experimental fast check for PR issues. Please let us know if this bot is helpful!

PRs must add only one version and must not modify any published versions

When making any changes to a library, the version or port-version in vcpkg.json or CONTROL must be modified.

error: checked-in files for botan have changed but the version was not updated
version: 2.19.1#1
old SHA: 5496cee44a01b974ab4ff0085b96cda44d97402e
new SHA: 406799e862c2da6bad298fdd65b561c746f0dd83
Did you remember to update the version or port version?
Use --overwrite-version to bypass this check
***No files were updated***

[JonLiu1993]

@nursik, Thanks for your pr, looks ci test failed in arm_uwp triplet,
this is error log:
build-arm-uwp-rel-out.log
build-arm-uwp-rel-err.log

[github-actions]

This is a new experimental fast check for PR issues. Please let us know if this bot is helpful!

PRs must add only one version and must not modify any published versions

When making any changes to a library, the version or port-version in vcpkg.json or CONTROL must be modified.

error: checked-in files for botan have changed but the version was not updated
version: 2.19.1#1
old SHA: 5496cee44a01b974ab4ff0085b96cda44d97402e
new SHA: 46addf1e5297d40d351cf84d2a62d831592df1d1
Did you remember to update the version or port version?
Use --overwrite-version to bypass this check
***No files were updated***

[nursik]

@JonLiu1993 Removed arm-uwp triplet as the work was intended to enable arm64-windows build

[BillyONeal]

Thanks! Please submit this upstream to https://github.com/randombit/botan