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/requirements.txt b/requirements.txt
index 52e67d7..d29f34d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,4 +18,4 @@
 structlog==19.2.0
 transitions==0.6.4
 txaioetcd==0.3.0
-voltha-protos==2.1.0
+voltha-protos==2.1.1