Update gitaly-proto to v1.3.0

Gemfile

@@ -432,7 +432,7 @@ group :ed25519 do
 end
 
 # Gitaly GRPC client
-gem 'gitaly-proto', '~> 1.2.0', require: 'gitaly'
+gem 'gitaly-proto', '~> 1.3.0', require: 'gitaly'
 gem 'grpc', '~> 1.15.0'
 
 gem 'google-protobuf', '~> 3.6'

Gemfile.lock

@@ -274,7 +274,7 @@ GEM
       gettext_i18n_rails (>= 0.7.1)
       po_to_json (>= 1.0.0)
       rails (>= 3.2.0)
-    gitaly-proto (1.2.0)
+    gitaly-proto (1.3.0)
       grpc (~> 1.0)
     github-markup (1.7.0)
     gitlab-default_value_for (3.1.1)
@@ -1007,7 +1007,7 @@ DEPENDENCIES
   gettext (~> 3.2.2)
   gettext_i18n_rails (~> 1.8.0)
   gettext_i18n_rails_js (~> 1.3)
-  gitaly-proto (~> 1.2.0)
+  gitaly-proto (~> 1.3.0)
   github-markup (~> 1.7.0)
   gitlab-default_value_for (~> 3.1.1)
   gitlab-markup (~> 1.6.5)

Gemfile.rails4.lock

@@ -273,7 +273,7 @@ GEM
       gettext_i18n_rails (>= 0.7.1)
       po_to_json (>= 1.0.0)
       rails (>= 3.2.0)
-    gitaly-proto (1.2.0)
+    gitaly-proto (1.3.0)
       grpc (~> 1.0)
     github-markup (1.7.0)
     gitlab-markup (1.6.5)
@@ -999,7 +999,7 @@ DEPENDENCIES
   gettext (~> 3.2.2)
   gettext_i18n_rails (~> 1.8.0)
   gettext_i18n_rails_js (~> 1.3)
-  gitaly-proto (~> 1.2.0)
+  gitaly-proto (~> 1.3.0)
   github-markup (~> 1.7.0)
   gitlab-markup (~> 1.6.5)
   gitlab-sidekiq-fetcher