SO Rolling upgrade using helm hooks

Issue-ID: OOM-1772

Change-Id: If206ae7cc2f4273889376e1bb3fa77bacfaae3cc
Signed-off-by: Mahendra Raghuwanshi <mahendra.raghuwanshi@amdocs.com>
diff --git a/kubernetes/so/requirements.yaml b/kubernetes/so/requirements.yaml
index 12e77c3..237486d 100755
--- a/kubernetes/so/requirements.yaml
+++ b/kubernetes/so/requirements.yaml
@@ -17,4 +17,8 @@
     # local reference to common chart, as it is
     # a part of this chart's package and will not
     # be published independently to a repo (at this point)
-    repository: '@local'
\ No newline at end of file
+    repository: '@local'
+  - name: mariadb-galera
+    version: ~4.x-0
+    repository: '@local'
+    condition: global.mariadbGalera.localCluster