Fix presubmit warning about js files
Fix presubmit warning about js files

This fixes the tslint warnings in the presubmit.
tslint was searching for js rules, but they were not specified in
tslint.json. With empty rules the problem persists, so I had to put
a single rule: https://github.com/palantir/tslint/issues/3735

Bug: 140546666
Change-Id: I5f4b56cf6265ded92a8241d8f2a6cec2ea9441bc
google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto