Use juju version 2.9.29

Change-Id: I122eaa9c2c82ddbe00ee529ac3944cc666dc4a52
Signed-off-by: David Garcia <david.garcia@canonical.com>
diff --git a/installers/full_install_osm.sh b/installers/full_install_osm.sh
index b7864d1..f8bb2ae 100755
--- a/installers/full_install_osm.sh
+++ b/installers/full_install_osm.sh
@@ -874,7 +874,7 @@
 
 LXD_VERSION=4.0
 JUJU_VERSION=2.9
-JUJU_AGENT_VERSION=2.9.22
+JUJU_AGENT_VERSION=2.9.29
 UNINSTALL=""
 DEVELOP=""
 UPDATE=""