python-id3: add license information

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/python-id3/python-id3.mk

@@ -8,5 +8,7 @@ PYTHON_ID3_VERSION = 1.2
 PYTHON_ID3_SOURCE = id3-py_$(PYTHON_ID3_VERSION).tar.gz
 PYTHON_ID3_SITE = http://downloads.sourceforge.net/project/id3-py/id3-py/$(PYTHON_ID3_VERSION)
 PYTHON_ID3_SETUP_TYPE = distutils
+PYTHON_ID3_LICENSE = GPLv2+
+PYTHON_ID3_LICENSE_FILES = COPYING
 
 $(eval $(python-package))