[gnome-terminal] build: Remove unnecessary meson option

[Christian Persch <chpe src gnome org>]

commit eb5989cf66a8eb54153963a09ca2fb3ea0364bbb
Author: Christian Persch <chpe src gnome org>
Date:   Thu Oct 21 18:13:31 2021 +0200

    build: Remove unnecessary meson option
    
    The C std version is applied to the flags directly.

 meson.build | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index d769053d..67f97d02 100644
--- a/meson.build
+++ b/meson.build
@@ -18,7 +18,6 @@ project(
   ['c', 'cpp',],
   default_options: [
     'buildtype=release',
-    'c_std=gnu11',
     'warning_level=' + (meson.version().version_compare('>= 0.50.0') ? '0' : '1'),
     'b_ndebug=false',
   ],