Use gitaly-proto 0.41.0

Gemfile

@@ -398,7 +398,7 @@ group :ed25519 do
 end
 
 # Gitaly GRPC client
-gem 'gitaly-proto', '~> 0.39.0', require: 'gitaly'
+gem 'gitaly-proto', '~> 0.41.0', require: 'gitaly'
 
 gem 'toml-rb', '~> 0.3.15', require: false