Bump meson version to 0.50.0 to remove the following warning:
WARNING: Project targeting '>= 0.49.0' but tried to use feature introduced in '0.50.0': install arg in configure_file
Bump meson version to 0.50.0 to remove the following warning:
WARNING: Project targeting '>= 0.49.0' but tried to use feature introduced in '0.50.0': install arg in configure_file