build: Require a newer version of Meson
Version 0.48.0 is the current stable - 1 version of Meson.
project('graphene', 'c',
version: '1.8.3',
license: 'MIT',
- meson_version: '>= 0.47.0',
+ meson_version: '>= 0.48.0',
default_options: [
'buildtype=debugoptimized',
'c_std=c99',
