Bump version to 2.2.0

Update meson version dependency to 0.47+ due to
mesonbuild/meson@c5865c5

Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>

Author: sgallagher

meson.build

@@ -10,15 +10,15 @@
 # For more information on free software, see <https://www.gnu.org/philosophy/free-sw.en.html>.
 
 project('modulemd', 'c',
-        version : '2.1.1',
+        version : '2.2.0',
         default_options : [
           'buildtype=debugoptimized',
           'c_std=c11',
           'warning_level=1',
           'b_asneeded=true',
         ],
         license : 'MIT',
-        meson_version : '>=0.46.0')
+        meson_version : '>=0.47.0')
 
 libmodulemd_v1_version = '1.8.3'
 libmodulemd_v2_version = meson.project_version()