Wrapping Retry for Py3.10

The retrying_async library is not Python 3.10 ready, so we are providing
a 3.10 compatible callback for it to use instead of the default one

Change-Id: I6e98f6d7ebc2fe134b0e3fe37d180e383044b30b
Signed-off-by: Mark Beierl <mark.beierl@canonical.com>
diff --git a/n2vc/k8s_helm_conn.py b/n2vc/k8s_helm_conn.py
index 813d7cc..bbe4c48 100644
--- a/n2vc/k8s_helm_conn.py
+++ b/n2vc/k8s_helm_conn.py
@@ -78,7 +78,7 @@
             else "--skip-repos",
         )
         try:
-            asyncio.ensure_future(
+            asyncio.create_task(
                 self._local_async_exec(command=command, raise_exception_on_error=False)
             )
         except Exception as e: