Fix Ruby 2.7 kwarg warnings for Metric Dashboard

app/graphql/mutations/metrics/dashboard/annotations/create.rb

@@ -80,7 +80,7 @@ module Mutations
               raise Gitlab::Graphql::Errors::ArgumentError, ANNOTATION_SOURCE_ARGUMENT_ERROR
             end
 
-            super(args)
+            super(**args)
           end
 
           def find_object(id:)

lib/gitlab/metrics/dashboard/stages/url_validator.rb

@@ -46,7 +46,7 @@ module Gitlab
             links&.each do |link|
               next unless link.is_a? Hash
 
-              Gitlab::UrlBlocker.validate!(link[:url], blocker_args)
+              Gitlab::UrlBlocker.validate!(link[:url], **blocker_args)
             rescue Gitlab::UrlBlocker::BlockedUrlError
               link[:url] = ''
             end