fix(mosq): Fix example to use transient deps

Author: david-cermak

components/mosquitto/examples/broker/main/idf_component.yml

@@ -8,6 +8,3 @@ dependencies:
     rules:
     - if: idf_version >=6.0
       version: ^1.0.0
-  espressif/sock_utils:
-    version: '*'
-    override_path: '../../../../sock_utils'