CI/CD: Android builds failing after migration to M1 build machine

[c3bryant]

Time Tracking: MA-118

CI/CD provider is forcing a move to M1 build machines. Android builds failing

* What went wrong:
Execution failed for task ':flutter_blue:generateReleaseProto'.
> Could not resolve all files for configuration ':flutter_blue:protobufToolsLocator_protoc'.
   > Could not find protoc-3.11.4-osx-aarch_64.exe (com.google.protobuf:protoc:3.11.4).
     Searched in the following locations:
         https://jcenter.bintray.com/com/google/protobuf/protoc/3.11.4/protoc-3.11.4-osx-aarch_64.e

This is done when:

• Android builds successfully on M1 build machine

Related:
pauldemarco/flutter_blue#907