Update install.func

tweak

misc/install.func

@@ -165,6 +165,7 @@ EOF
   fi
   $STD apt-get update
   $STD apt-get -o Dpkg::Options::="--force-confold" -y dist-upgrade
+  rm -rf /usr/lib/python3.*/EXTERNALLY-MANAGED
   msg_ok "Updated Container OS"
 }