meson: Use the same project name case as before

Author: chouquette

meson.build

@@ -22,7 +22,7 @@
 # along with this program; if not, write to the Free Software Foundation,
 # Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 
-project('microDNS', ['c'],
+project('microdns', ['c'],
   version : '0.1.1',
   meson_version : '>= 0.50.0',
   default_options : ['warning_level=2',