VOL-2172: Delete tech-profile on ONU

- Bump voltha-proto version to 2.1.1
- Bump pyvoltha version to 2.3.2

Change-Id: I0dc7f6ff0da40f788781f8cddfd90d505123df46
diff --git a/VERSION b/VERSION
index 2bf1c1c..f90b1af 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.3.1
+2.3.2