Add loop and vca_config options to K8sJujuConnector constructor

Change-Id: I65edb055af2a67d85f495812118721f1eefa53a5
Signed-off-by: David Garcia <david.garcia@canonical.com>
diff --git a/n2vc/k8s_juju_conn.py b/n2vc/k8s_juju_conn.py
index e3f3267..70045b0 100644
--- a/n2vc/k8s_juju_conn.py
+++ b/n2vc/k8s_juju_conn.py
@@ -38,7 +38,9 @@
         kubectl_command: str = "/usr/bin/kubectl",
         juju_command: str = "/usr/bin/juju",
         log: object = None,
+        loop: object = None,
         on_update_db=None,
+        vca_config: dict = None,
     ):
         """