Bump to dotnet/android-tools@ca74eba (#1371)

Bumps [external/xamarin-android-tools](https://github.com/xamarin/xamarin-android-tools) from `c8b05f6` to `ca74eba`.
- [Commits](dotnet/android-tools@c8b05f6...ca74eba)

---
updated-dependencies:
- dependency-name: external/xamarin-android-tools
  dependency-version: ca74eba74c729bbd203008c32040eee6e4d017e4
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]