ubuntu: More fixes to get demo-c to build and work

cc: @pimvanpelt

CL: ubuntu: More fixes to get demo-c to build and work

PUBLISHED_FROM=e138bdf87a954b564b48399841f2c6770e4a8ad7

mos.yml

@@ -39,6 +39,15 @@ conds:
       libs:
         - origin: https://github.com/mongoose-os-libs/rpc-service-i2c
         - origin: https://github.com/mongoose-os-libs/rpc-service-wifi
+  - when: mos.platform == "ubuntu"
+    apply:
+      libs:
+        - origin: https://github.com/mongoose-os-libs/azure
+        - origin: https://github.com/mongoose-os-libs/gcp
+        - origin: https://github.com/mongoose-os-libs/rpc-azure
+        - origin: https://github.com/mongoose-os-libs/rpc-gcp
+        - origin: https://github.com/mongoose-os-libs/rpc-mqtt
+        - origin: https://github.com/mongoose-os-libs/watson
 
 tags:
   - c