[VOL-4343] Releasing voltha-infra chart with updated onos base version

Change-Id: Id4956934b1b931c83fc8222c994685f703977cb8
diff --git a/VERSION b/VERSION
index bcd0f91..80803fa 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.8.7
+2.8.8