Juju 2.9 master

Change-Id: Idc5355518bfa76b550f9038e43afe8fd59dab9d7
Signed-off-by: Guillermo Calvino <guillermo.calvino@canonical.com>
diff --git a/requirements.in b/requirements.in
index 6c89871..5173ab3 100644
--- a/requirements.in
+++ b/requirements.in
@@ -13,7 +13,7 @@
 #     limitations under the License.
 
 async-timeout<4
-juju==2.9.10
+juju==2.9.42.4
 kubernetes
 motor==1.3.1
 pyasn1