Update juju version to 2.9.43

Change-Id: I8685dde8ba05ce6710a3e3d5ddaf5711d61666e0
Signed-off-by: Guillermo Calvino <guillermo.calvino@canonical.com>
diff --git a/installers/charmed_install.sh b/installers/charmed_install.sh
index 8805a21..0fcfe72 100755
--- a/installers/charmed_install.sh
+++ b/installers/charmed_install.sh
@@ -17,7 +17,7 @@
 
 LXD_VERSION=5.0
 JUJU_VERSION=2.9
-JUJU_AGENT_VERSION=2.9.34
+JUJU_AGENT_VERSION=2.9.43
 K8S_CLOUD_NAME="k8s-cloud"
 KUBECTL="microk8s.kubectl"
 MICROK8S_VERSION=1.26