[gnome-commander] Replace the deprecated AM_CONFIG_HEADER with AC_CONFIG_HEADERS

[Uwe Scholz <uwescholz src gnome org>]

commit be0801f9a06eb407c5b9638380ce056be3d5a370
Author: Uwe Scholz <u scholz83 gmx de>
Date:   Sun Nov 7 21:22:09 2021 +0100

    Replace the deprecated AM_CONFIG_HEADER with AC_CONFIG_HEADERS

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 6b5cb0f1..6bb736d9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,7 +7,7 @@ AM_INIT_AUTOMAKE
 YELP_HELP_INIT
 
 AM_MAINTAINER_MODE
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 AC_USE_SYSTEM_EXTENSIONS