package/meson: bump to version 0.49.0
This version requires host-python3-setuptools, because meson no longer
falls back to distutils for its installation if setuptools cannot be
found: setuptools *must* be available.
Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>