Move license setup to spec/support.

spec/support/license.rb

+RSpec.configure do |config|
+  config.before(:all) do
+    Gitlab::License.encryption_key = OpenSSL::PKey::RSA.generate(2048)
+
+    FactoryGirl.create(:license)
+  end
+end

spec/support/test_env.rb

@@ -23,8 +23,6 @@ module TestEnv
   # See gitlab.yml.example test section for paths
   #
   def init(opts = {})
-    setup_license
-
     # Disable mailer for spinach tests
     disable_mailer if opts[:mailer] == false
 
@@ -50,12 +48,6 @@ module TestEnv
     allow_any_instance_of(NotificationService).to receive(:mailer).and_call_original
   end
 
-  def setup_license
-    Gitlab::License.encryption_key = OpenSSL::PKey::RSA.generate(2048)
-
-    FactoryGirl.create(:license)
-  end
-
   # Clean /tmp/tests
   #
   # Keeps gitlab-shell and gitlab-test