Disable network traffic annotation FYI bot.

The bot seems to have no access to gen folder. This is required as some
files have includes from gen folder.
Disabling it for investigation.

TBR=msramek

Bug: 690323
Change-Id: I378a0c7f0c1a5fb3571bd66cb49acf2140fc80cc
Reviewed-on: https://chromium-review.googlesource.com/962061
Commit-Queue: Ramin Halavati <rhalavati@chromium.org>
Reviewed-by: Martin Šrámek <msramek@chromium.org>
Reviewed-by: Ramin Halavati <rhalavati@chromium.org>
Cr-Commit-Position: refs/heads/master@{#543039}

tools/traffic_annotation/scripts/traffic_annotation_auditor_tests.py

@@ -15,7 +15,7 @@ from annotation_tools import NetworkTrafficAnnotationTools
 # If this test starts failing, please set TEST_IS_ENABLED to "False" and file a
 # bug to get this reenabled, and cc the people listed in
 # //tools/traffic_annotation/OWNERS.
-TEST_IS_ENABLED = True
+TEST_IS_ENABLED = False
 
 
 class TrafficAnnotationTestsChecker():