master 110769d039: Fix tree-sitter build using non-bash /bin/sh (bug#59460)

[Eli Zaretskii]

branch: master
commit 110769d039f1e5d12b948fade23563b3e540cff3
Author: Sam James <sam@gentoo.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Fix tree-sitter build using non-bash /bin/sh (bug#59460)
    
    * configure.ac: Don't use '==' in comparisons.
    
    Copyright-paperwork-exempt: yes.
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 187a43dc3e..cc4e59ee5a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3243,7 +3243,7 @@ if test "${with_tree_sitter}" != "no"; then
       AC_CHECK_FUNCS([ts_set_allocator])
       CFLAGS=$OLD_CFLAGS
       LIBS=$OLD_LIBS
-      if test "$ac_cv_func_ts_set_allocator" == yes; then
+      if test "$ac_cv_func_ts_set_allocator" = yes; then
         AC_DEFINE(HAVE_TREE_SITTER, 1, [Define if using tree-sitter.])
       else
         AC_MSG_ERROR([Tree-sitter library exists but its version is too old]);