fix grpclib instalation via debian package post-install script

Change-Id: I18a511b9d639072b763f7d7071c61c30915c9718
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/debian/python3-osm-lcm.postinst b/debian/python3-osm-lcm.postinst
index 4ee0a2e..8a7082c 100755
--- a/debian/python3-osm-lcm.postinst
+++ b/debian/python3-osm-lcm.postinst
@@ -18,13 +18,11 @@
 ##
 
 echo "POST INSTALL OSM-LCM"
-# Currently it is not needed pip3 installation
-# echo "Installing python dependencies via pip..."
-# python3 -m pip install -U pip
-# python3 -m pip install --user aiokafka
+echo "Installing python dependencies grpcio-tools grpclib via pip..."
+echo
+python3 -m pip install -U pip
 python3 -m pip install grpcio-tools grpclib
 
-#Creation of log folder
-mkdir -p /var/log/osm
+# Creation of log folder
+# mkdir -p /var/log/osm
 
-# systemctl enable osm-lcm.service