build: remove USE_NLS

* configure.ac (USE_NLS): Remove.  The need for this went away
in commit 1d58e4ddab548f574210da57ca44890a73efe9f8 dated
2025-11-20 10:43:06 2025 +0000.

diff --git a/configure.ac b/configure.ac
index 4745576629bed9bc2777c323c68a446dbc81848b..bbe0c007d18c0ffd6637e3825a87778e30612b85 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -912,7 +912,6 @@ AM_CONDITIONAL([CROSS_COMPILING], [test "$cross_compiling" = yes])
 # translatable strings, we must use need-formatstring-macros here.
 AM_GNU_GETTEXT([external], [need-formatstring-macros])
 AM_GNU_GETTEXT_VERSION([0.19.2])
-AM_CONDITIONAL([USE_NLS], [test "$USE_NLS" = yes])
 
 # For a test of uniq: it uses the $LOCALE_FR envvar.
 gt_LOCALE_FR