gitlab: 12.10.8 -> 13.0.3

https://about.gitlab.com/releases/2020/05/22/gitlab-13-0-released/
https://about.gitlab.com/releases/2020/05/27/security-release-13-0-1-released/
https://about.gitlab.com/releases/2020/05/29/gitlab-13-0-3-released/

The gitaly gitlab-shell config has moved into gitaly.toml. See
https://gitlab.com/gitlab-org/gitaly/-/issues/2182 for more info.

pkgs/applications/version-management/gitlab/gitaly/Gemfile

@@ -4,25 +4,25 @@ source 'https://rubygems.org'
 gem 'bundler', '>= 1.17.3'
 
 gem 'rugged', '~> 0.28'
-gem 'github-linguist', '~> 7.5', require: 'linguist'
-gem 'gitlab-markup', '~> 1.7.0'
-gem 'activesupport', '6.0.2'
+gem 'github-linguist', '~> 7.9', require: 'linguist'
+gem 'gitlab-markup', '~> 1.7.1'
+gem 'activesupport', '~> 6.0.3.1'
 gem 'rdoc', '~> 6.0'
-gem 'gitlab-gollum-lib', '~> 4.2.7.8', require: false
+gem 'gitlab-gollum-lib', '~> 4.2.7.9', require: false
 gem 'gitlab-gollum-rugged_adapter', '~> 0.4.4.2', require: false
-gem 'grpc', '~> 1.27.0'
+gem 'grpc', '~> 1.24.0'
 gem 'sentry-raven', '~> 2.9.0', require: false
 gem 'faraday', '~> 0.12'
 gem 'rbtrace', require: false
 
 # Labkit provides observability functionality
-gem 'gitlab-labkit', '~> 0.9.1'
+gem 'gitlab-labkit', '~> 0.12.0'
 
 # Detects the open source license the repository includes
 # This version needs to be in sync with GitLab CE/EE
 gem 'licensee', '~> 8.9.0'
 
-gem 'google-protobuf', '~> 3.11.2'
+gem 'google-protobuf', '~> 3.8.0'
 
 group :development, :test do
   gem 'rubocop', '~> 0.69', require: false
@@ -32,6 +32,8 @@ group :development, :test do
   gem 'factory_bot', require: false
   gem 'pry', '~> 0.12.2', require: false
 
+  gem 'grpc-tools', '= 1.0.1'
+
   # gitlab-shell spec gems
   gem 'listen', '~> 0.5.0'
   gem 'simplecov', '~> 0.17.1', require: false