[nearby] Move NearbyIntegrationUntrustedTests and NearbyIntegrationPrivilegedTests from presubmit to postsubmit

The test runs for over 20min on several devices and we should move it to postsubmit.

go/presubmit-cleanup-triage-playbook.

Change-Id: Ie21c4ccece686896870c12486f55fe48840bdb1b
Fix: 288478344
Test: -m
Ignore-AOSP-First: nearby_not_in_aosp_yet
1 file changed