package/python-munch: select missing runtime dependencies

munch requires python-setuptools and python-six packages at
runtime.

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/python-munch/Config.in

@@ -1,5 +1,7 @@
 config BR2_PACKAGE_PYTHON_MUNCH
 	bool "python-munch"
+	select BR2_PACKAGE_PYTHON_SETUPTOOLS # runtime
+	select BR2_PACKAGE_PYTHON_SIX # runtime
 	help
 	  Munch is a dictionary that supports attribute-style access,
 	  a la JavaScript.