Updated specs title

As suggested on MR, updated it title to the correct `false` value.
Signed-off-by: Lucas Zampieri <lzampier@redhat.com>

spec/requests/api/group_labels_spec.rb

@@ -48,7 +48,7 @@ RSpec.describe API::GroupLabels do
             group_label1.unsubscribe(user)
           end
 
-          it 'returns true' do
+          it 'returns false' do
             get api("/groups/#{group.id}/labels?search=#{group_label1.name}", user)
 
             expect(response).to have_gitlab_http_status(:ok)

spec/requests/api/labels_spec.rb

@@ -220,7 +220,7 @@ RSpec.describe API::Labels do
           priority_label.unsubscribe(user)
         end
 
-        it 'returns subscribed true' do
+        it 'returns subscribed false' do
           get api("/projects/#{project.id}/labels?search=#{priority_label.name}", user)
 
           expect(response).to have_gitlab_http_status(:ok)