tflite: Fix all cros lint errors in neuron delegate

Re-enables cros lint presubmit check for neuron delegate.

BUG=b:305999831
TEST=Run cros lint manually

Change-Id: I0954d2e32a838af000bded8230fc2df65576a9c6
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/tflite/+/5444283
Commit-Queue: Shik Chen <shik@chromium.org>
Auto-Submit: Shik Chen <shik@chromium.org>
Reviewed-by: Tommy Chiang <ototot@google.com>
Tested-by: Shik Chen <shik@chromium.org>