[vte] build: Require meson 0.50

[Egmont Koblinger <egmontkob src gnome org>]

commit 1f049285d7744ddbc492b020cf26b9a1f31a54b6
Author: Egmont Koblinger <egmont gmail com>
Date:   Sat Sep 14 21:37:45 2019 +0200

    build: Require meson 0.50
    
    https://gitlab.gnome.org/GNOME/vte/issues/169

 meson.build | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/meson.build b/meson.build
index 0a241be8..218fdf51 100644
--- a/meson.build
+++ b/meson.build
@@ -23,10 +23,10 @@ project(
     'buildtype=release',
     'c_std=gnu11',
     'cpp_std=gnu++17',
-    'warning_level=' + (meson.version().version_compare('>= 0.50.0') ? '0' : '1'),
+    'warning_level=0',
     'b_ndebug=false',
   ],
-  meson_version: '>= 0.49.0',
+  meson_version: '>= 0.50.0',
 )
 
 # Requirements