DEV: Bump rubocop-discourse (#188)

* DEV: Bump rubocop-discourse

* Fix rubocop violations

spec/requests/query_controller_spec.rb

@@ -275,7 +275,7 @@ describe DataExplorer::QueryController do
         expect(response.status).to eq(200)
       end
 
-      context "`limit` parameter" do
+      context "with the `limit` parameter" do
         before do
           create_post
           create_post

spec/tasks/data_explorer_spec.rb

@@ -55,7 +55,7 @@ describe 'Data Explorer rake tasks' do
       expect(hidden_queries[2].id).to eq(4)
     end
 
-    context 'query does not exist in PluginStore' do
+    context 'when query does not exist in PluginStore' do
       it 'should not hide the query' do
         DataExplorer::Query.destroy_all
         make_query('SELECT 1 as value', id: 1, name: 'A')
@@ -104,7 +104,7 @@ describe 'Data Explorer rake tasks' do
       expect(hidden_queries[0].id).to eq(3)
     end
 
-    context 'query does not exist in PluginStore' do
+    context 'when query does not exist in PluginStore' do
       it 'should not unhide the query' do
         DataExplorer::Query.destroy_all
         make_query('SELECT 1 as value', id: 1, name: 'A', hidden: true)
@@ -153,7 +153,7 @@ describe 'Data Explorer rake tasks' do
       expect(hidden_queries[0].id).to eq(3)
     end
 
-    context 'query does not exist in PluginStore' do
+    context 'when query does not exist in PluginStore' do
       it 'should not hard delete the query' do
         DataExplorer::Query.destroy_all
         make_query('SELECT 1 as value', id: 1, name: 'A', hidden: true)
@@ -168,7 +168,7 @@ describe 'Data Explorer rake tasks' do
       end
     end
 
-    context 'query is not hidden' do
+    context 'when query is not hidden' do
       it 'should not hard delete the query' do
         DataExplorer::Query.destroy_all
         make_query('SELECT 1 as value', id: 1, name: 'A')

spec/tasks/fix_query_ids_spec.rb

@@ -65,7 +65,7 @@ describe 'fix query ids rake task' do
     expect(find(query_name).id).to eq(additional_conflict.id)
   end
 
-  context 'query groups' do
+  describe 'query groups' do
     let(:group) { Fabricate(:group) }
 
     it "fixes the query group's query_id" do