[libnma] build/meson: fix description of gcr_gtk4 option

[Lubomir Rintel <lkundrak src gnome org>]

commit 3b6d85088ec8cc535f146ce945e132ab32cf19a7
Author: Lubomir Rintel <lkundrak v3 sk>
Date:   Tue May 17 14:21:33 2022 +0200

    build/meson: fix description of gcr_gtk4 option
    
    It's gcr4 that's experimental now, not libnma-gtk4.
    
    See-also: https://gitlab.gnome.org/GNOME/libnma/-/merge_requests/32

 meson_options.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson_options.txt b/meson_options.txt
index 3882407e..f0c21d7a 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -1,6 +1,6 @@
 option('libnma_gtk4', type: 'boolean', value: false, description: 'build library libnma-gtk4 for use with 
GTK4')
 option('gcr', type: 'boolean', value: true, description: 'Enable advanced certificate chooser.')
-option('gcr_gtk4', type: 'boolean', value: false, description: 'Enable advanced certificate chooser for 
EXPERIMENTAL library libnma-gtk4.')
+option('gcr_gtk4', type: 'boolean', value: false, description: 'Enable EXPERIMENTAL advanced certificate 
chooser for library libnma-gtk4.')
 option('more_asserts', type: 'string', value: '0', description: 'Enable more assertions for debugging.')
 option('iso_codes', type: 'boolean', value: true, description: 'check for iso-codes at build-time')
 option('mobile_broadband_provider_info', type: 'boolean', value: true, description: 'check for 
mobile-broadband-provider-info at build-time')