package/paho-mqtt-c: bump to version 1.3.11
Service release. Issues resolved:
https://github.com/eclipse/paho.mqtt.c/milestone/18?closed=1
https://github.com/eclipse/paho.mqtt.c/releases/tag/v1.3.11
Signed-off-by: Daniel Lang <d.lang@abatec.at>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>