[daemon] use more approriate error (#127)

Signed-off-by: Antoine MAZEAS <[email protected]>

Author: antoinemzs

pyobas/daemons/collector_daemon.py

@@ -1,6 +1,5 @@
 import sched
 import time
-from argparse import ArgumentError
 
 from pyobas import Configuration
 from pyobas.daemons import BaseDaemon
@@ -29,7 +28,7 @@ def __init__(
     ):
         super().__init__(configuration, callback, logger, api_client)
         if collector_type is None:
-            raise ArgumentError("Must defined a value for collector type")
+            raise ValueError("Must define a value for collector type")
         self.collector_type = collector_type
 
     def _setup(self):