Always build translations if package is avalible

CMakeLists.txt

@@ -30,7 +30,6 @@ option(NONET "Disable network support" OFF)
 option(NOSOUND "Disable sound support" OFF)
 option(RUN_TESTS "Build and run tests" OFF)
 option(ENABLE_CODECOVERAGE "Instrument code for code coverage (only enabled with RUN_TESTS)" OFF)
-option(USE_GETTEXT "Build translation files using gettext" OFF)
 
 if(NOT NONET)
   option(DISABLE_TCP "Disable TCP multiplayer option" OFF)
@@ -606,8 +605,8 @@ if(GPERF)
   find_package(Gperftools REQUIRED)
 endif()
 
-if(USE_GETTEXT)
-  find_package(Gettext)
+find_package(Gettext)
+if (Gettext_FOUND)
   foreach(lang bg da de es fr hr it ko_KR pt_BR ru sv zh_CN zh_TW)
     GETTEXT_PROCESS_PO_FILES(${lang} ALL PO_FILES ${CMAKE_CURRENT_LIST_DIR}/Translations/${lang}.po)
     list(APPEND devilutionx_TRANSLATIONS ${CMAKE_CURRENT_BINARY_DIR}/${lang}.gmo)