update CI config

.drone.yml

@@ -14,13 +14,14 @@ steps:
   - git clone ssh://git@git.nadal-fr.com:222/domo/libevent.git
   - git clone ssh://git@git.nadal-fr.com:222/domo/nats.c.git
   - git clone ssh://git@git.nadal-fr.com:222/domo/json-c.git
+  - patch -d nats.c -p1 < domo-iot/patches/nats.c.patch
 
 - name: build
   image: registry.nadal-fr.com/buildroot_dev
   commands:
   - mkdir -p domo-iot/build 
   - cd domo-iot/build && cmake ..
-  - pwd && cd domo-iot/build && make
+  - make
 
 image_pull_secrets:
 - dockerconfigjson