Update of Gitaly gem

As the new version of Gitaly server is used
we can update current version of gem to get
support of the new features and fields exposed
by the new version of the server.

Gemfile

@@ -453,7 +453,7 @@ group :ed25519 do
 end
 
 # Gitaly GRPC protocol definitions
-gem 'gitaly', '~> 13.0.0.pre.rc1'
+gem 'gitaly', '~> 13.1.0.pre.rc1'
 
 gem 'grpc', '~> 1.24.0'
 

Gemfile.lock

@@ -377,7 +377,7 @@ GEM
       po_to_json (>= 1.0.0)
       rails (>= 3.2.0)
     git (1.5.0)
-    gitaly (13.0.0.pre.rc1)
+    gitaly (13.1.0.pre.rc1)
       grpc (~> 1.0)
     github-markup (1.7.0)
     gitlab-chronic (0.10.5)
@@ -1235,7 +1235,7 @@ DEPENDENCIES
   gettext (~> 3.2.2)
   gettext_i18n_rails (~> 1.8.0)
   gettext_i18n_rails_js (~> 1.3)
-  gitaly (~> 13.0.0.pre.rc1)
+  gitaly (~> 13.1.0.pre.rc1)
   github-markup (~> 1.7.0)
   gitlab-chronic (~> 0.10.5)
   gitlab-labkit (= 0.12.0)