VOL-3339: Support for JSON encodeing of log message elements - openonu changes

Change-Id: If14ec98aea92654ecaa4db3355592313f8712f1f
diff --git a/python/requirements.txt b/python/requirements.txt
index a1db739..1bb982b 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,2 +1,2 @@
-voltha-protos==3.4.0
-pyvoltha==2.5.1
+voltha-protos==3.4.2
+pyvoltha==2.5.3