python-paho-mqtt is licensed under EPL-2.0, not EPL-1.0, since version
1.6.0 and
fabe7500fb
While at it, add LICENSE.txt to PKG_LICENSE_FILES
Fixes: 784f2a519b (python-paho-mqtt: bump to version 1.6.1)
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>