i18n: disable Esperanto again

I consider this a Qt bug: there is an enum value for the language,
the language is fully (?) detailed in the ICU tables, and yet
it gets mapped hard to C locale.

CMakeLists.txt

@@ -203,6 +203,8 @@ endif()
 # (sr@latin in particular) may need special handling in CalamaresUtils.cpp.
 #
 # TODO: drop the es_ES translation from Transifex
+# TODO: move eo (Esperanto) to _ok once Qt can actually create a
+#       locale for it.
 #
 # NOTE: when updating the list from Transifex, copy these four lines
 #       and prefix each variable name with "p", so that the automatic
@@ -210,8 +212,8 @@ endif()
 set( _tx_complete da pt_PT ro tr_TR zh_TW zh_CN pt_BR fr hr ca lt id cs_CZ )
 set( _tx_good sq es pl ja sk it_IT hu ru he de nl bg uk )
 set( _tx_ok ast is ar sv el es_MX gl en_GB th fi_FI hi eu sr nb
-            sl sr@latin mr es_PR kk kn et eo )
+            sl sr@latin mr es_PR kk kn et )
-set( _tx_bad uz lo ur gu fr_CH fa )
+set( _tx_bad uz lo ur gu fr_CH fa eo )
 
 # check translation update
 set( prev_tx ${p_tx_complete} ${p_tx_good} ${p_tx_ok} ${p_tx_bad} )