Fixed BrowserStack timeout error handling.

spec/beef/modules/debug/test_beef_debugs_spec.rb

@@ -124,7 +124,7 @@ RSpec.describe 'BeEF Debug Command Modules:', :run_on_browserstack => true do
       begin
         @driver.quit
       rescue => exception
-        if exception.include?('Failed to open TCP connection')
+        if exception.class == NoMethodError && exception.message.include?('Failed to open TCP connection')
           print_info "Encountered possible false negative timeout error checking exception."
           expect(exception).to include('hub-cloud.browserstack.com:80')
         else