Makefile: surpress output for source-test commands

Change-Id: I8cbfcde7c667a6c9c0f915df621d3709f551f3ae
pylint: E1101: enable for domain

Change-Id: I1c68d85fba048b9dfff40196ffc90fca04ce4b9f
pylint: Add W1401 disables

Corrections, we don't want to escape \, so disable the warning
when using with ansi color codes.

Change-Id: I7eef47e55bb1ea02a5731587723f67986c80e213
pylint: E0611: No name in module

Change-Id: I6c66f47e674d6e9f7c30f440b132106790716579