Disable verbose nlinterceptor log

Causing problems for folks trying to read logs in b/287414933 - should have been disabled previously.

Test: No verbose log on Cloud Android with Wi-Fi is turned on
Bug: 256518068
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:7df5c1c34538d1e051dc3df63fcba563e40713c8)
Merged-In: I062e698b64114f139997cd24b16f90dd52048247
Change-Id: I062e698b64114f139997cd24b16f90dd52048247