gst-plugins-imsdk: add mosquitto runtime dependency for MQTT adaptor (#1874)

The MQTT adaptor uses libmosquitto and loads it at runtime via dlopen().
In addition, the mosquitto broker service is required to execute the
supported MQTT use cases.

Since the mosquitto package provides the broker service and has an
RDEPENDS on libmosquitto, add a runtime dependency on mosquitto to
ensure both the library and service are available at runtime.

Author: ricardosalveti

recipes-multimedia/imsdk/gst-plugins-imsdk_0.1.0.bb

@@ -49,3 +49,7 @@ RDEPENDS:${PN}-qtimltflite += "tensorflow-lite"
 
 # The Smart Video Encoder plugin loads the libVideoCtrl library at runtime using dlopen(). To ensure runtime availability, added runtime dependency on 'smart-venc-ctrl-algo'.
 RDEPENDS:${PN}-qtismartvencbin += "smart-venc-ctrl-algo"
+
+# The MQTT adaptor loads the mosquitto library at runtime using dlopen(). MQTT server also needed to exercise the use-case.
+# To ensure runtime availability, added runtime dependency on 'mosquitto'.
+RDEPENDS:libgstqtimqttadaptor += "mosquitto"