Revert "Add one more test for VPN usage stats."

This reverts commit 4e4efe42a1a1fbde776f4872b7470a836f9b12c4.

Reason for revert: This change has been implicated in 4-way deadlocks as seen in b/134244752.

Bug: 134244752
Change-Id: I87ddc0af9ff6fbd9b7afd6d4d24985b9b7205416
Merged-In: I64b48d575f2e6ec4cb7d2d100a859a30af0501dc
1 file changed