Add multicloud controller support

This commit depends on 8702. As it needs
the cloud VCA config variable.
https://osm.etsi.org/gerrit/#/c/osm/LCM/+/8702/

Change-Id: If55cebd90ad69f0c09a4e6f27e63c1c5aff5d34f
Signed-off-by: Dominik Fleischmann <dominik.fleischmann@canonical.com>
diff --git a/n2vc/n2vc_juju_conn.py b/n2vc/n2vc_juju_conn.py
index c6c9890..f57b008 100644
--- a/n2vc/n2vc_juju_conn.py
+++ b/n2vc/n2vc_juju_conn.py
@@ -168,6 +168,7 @@
         else:
             self.apt_mirror = None
 
+        self.cloud = vca_config.get('cloud')
         self.log.debug('Arguments have been checked')
 
         # juju data
@@ -1166,7 +1167,8 @@
 
                 model = await self.controller.add_model(
                     model_name=model_name,
-                    config=config_dict
+                    config=config_dict,
+                    cloud_name=self.cloud,
                 )
                 self.log.info('New model created, name={}'.format(model_name))
             else: