Bumpup OpenStack4j dependencies from 3.1.0 to 3.2.0

Change-Id: I5919d0a05a4b8f1a0141b3949211b925fc05c06b
diff --git a/apps/openstacknode/openstack4j.bzl b/apps/openstacknode/openstack4j.bzl
index 096b700..b9598fa 100644
--- a/apps/openstacknode/openstack4j.bzl
+++ b/apps/openstacknode/openstack4j.bzl
@@ -9,7 +9,7 @@
         "openstack4j-http-connector",
         "openstack4j-httpclient",
     ]
-    OPENSTACK4J_VER = "3.1.0"
+    OPENSTACK4J_VER = "3.2.0"
 
     openstack_deps_path = ""
 
@@ -27,7 +27,7 @@
         "jackson-coreutils-1.6.jar",
         "msg-simple-1.1.jar",
         "btf-1.2.jar",
-        "snakeyaml-1.15.jar",
+        "snakeyaml-1.18.jar",
     ]
 
     jackson_deps_path = ""