fix: Add arm64 support for PY3.6 (#219)
fix: Add arm64 support for PY3.6 (#219)

Build with python3.6 using protobuf  v3.12.0. Its wheel and source tar are not available for arm64 to build from source. So upgraded protobuf to recent version having source tar.

Signed-off-by: odidev <172db88b36dc7eefcf448dafb3eb1c6f021417bc@puresoftware.com>
googleapis/proto-plus-python