Fix for CVE-2021-3121 (#7)

* upgrading gogo and go protobuf packages

* Revert golang/protobuf

Co-authored-by: Johan Brandhorst-Satzkorn <johan.brandhorst@gmail.com>

Migrate to modules

Status: Copy properties on any.Any messages.

Type conversions will not be possible until gogoproto has been
updated with the relevant XXX_ fields in structs. This is a bandaid
until that work can be completed.

Fix Code result for grpc errors

Check in dep files to make dependency explicit

Merge pull request #1 from gogo/rename-error-function

Rename StatusError function to GRPCStatus.