Add Esperanto to the language lists part 2

[NullVoxPopuli]

looks like a test failed?

[NullVoxPopuli]

classic:

  actual: >
            English (US),Esperanto,Français,Português (do Brasil),Spanish,Türkçe,日本語
        expected: >
            English (US),Français,Português (do Brasil),Spanish,Türkçe,日本語
        stack: >

if you want to update that test to something more robust, that'd be super appreciated (if you have the time)