locale-util: drop unused init_gettext()

The function has not been used since 96d9117.

Author: yuwata

src/basic/locale-util.c

@@ -281,11 +281,6 @@ int locale_is_installed(const char *name) {
         return true;
 }
 
-void init_gettext(void) {
-        setlocale(LC_ALL, "");
-        textdomain(GETTEXT_PACKAGE);
-}
-
 bool is_locale_utf8(void) {
         static int cached_answer = -1;
         const char *set;

src/basic/locale-util.h

@@ -35,7 +35,6 @@ int locale_is_installed(const char *name);
 
 #define _(String) dgettext(GETTEXT_PACKAGE, String)
 #define N_(String) String
-void init_gettext(void);
 
 bool is_locale_utf8(void);