Fix Rubocop Lint (#3361) [ci skip]

.rubocop_todo.yml

@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2019-06-24 09:56:43 +0200 using RuboCop version 0.71.0.
+# on 2019-07-01 18:50:42 +0200 using RuboCop version 0.72.0.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -21,7 +21,7 @@ RSpec/AnyInstance:
   Exclude:
     - 'spec/requests/stripe_cancellations_spec.rb'
 
-# Offense count: 276
+# Offense count: 281
 # Configuration parameters: AggregateFailuresByDefault.
 RSpec/MultipleExpectations:
   Max: 8
@@ -61,7 +61,7 @@ Style/GuardClause:
   Exclude:
     - 'app/models/article.rb'
 
-# Offense count: 2413
+# Offense count: 2463
 # Cop supports --auto-correct.
 # Configuration parameters: AutoCorrect, AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, IgnoredPatterns.
 # URISchemes: http, https

spec/services/analytics_service_spec.rb

@@ -174,7 +174,7 @@ RSpec.describe AnalyticsService, type: :service do
       stats = described_class.new(
         user, start_date: "2019-04-01", end_date: "2019-04-04"
       ).grouped_by_day
-      expect(stats.keys).to eq(["2019-04-01", "2019-04-02", "2019-04-03", "2019-04-04"])
+      expect(stats.keys).to eq(%w[2019-04-01 2019-04-02 2019-04-03 2019-04-04])
     end
 
     it "returns stats for comments, reactions, follows and page views for a specific day" do
@@ -186,7 +186,7 @@ RSpec.describe AnalyticsService, type: :service do
       stats = described_class.new(
         organization, start_date: "2019-04-01", end_date: "2019-04-04"
       ).grouped_by_day
-      expect(stats.keys).to eq(["2019-04-01", "2019-04-02", "2019-04-03", "2019-04-04"])
+      expect(stats.keys).to eq(%w[2019-04-01 2019-04-02 2019-04-03 2019-04-04])
       expect(stats["2019-04-01"].keys.to_set).to eq(%i[comments reactions page_views follows].to_set)
     end