Merge branch 'dm-restore-capybara-screenshot' into 'master'

Don't reset the session when the example failed to fix capybara-screenshot

See merge request !12370

spec/support/capybara.rb

@@ -36,12 +36,13 @@ RSpec.configure do |config|
     $capybara_server_already_started = true
   end
 
-  config.after(:each, :js) do
+  config.after(:each, :js) do |example|
     # capybara/rspec already calls Capybara.reset_sessions! in an `after` hook,
     # but `block_and_wait_for_requests_complete` is called before it so by
     # calling it explicitely here, we prevent any new requests from being fired
     # See https://github.com/teamcapybara/capybara/blob/ffb41cfad620de1961bb49b1562a9fa9b28c0903/lib/capybara/rspec.rb#L20-L25
-    Capybara.reset_sessions!
+    # We don't reset the session when the example failed, because we need capybara-screenshot to have access to it.
+    Capybara.reset_sessions! unless example.exception
     block_and_wait_for_requests_complete
   end
 end