Allow using ZigAndroidTemplate from the zig package manager

[desttinghim]

The ability to depend on a package at build time has been implemented in the zig package manager by this PR: https://github.com/ziglang/zig/pull/14859

It would be very nice to be able to depend on ZigAndroidTemplate using the zig package manager!

[silbinarywolf]

I've put together an alternative here that uses the Zig package manager: https://github.com/silbinarywolf/zig-android-sdk