fix BpfMapTest

to account for close() becoming a no-op

Bug: 230880517
Test: TreeHugger, atest com.android.networkstack.tethering.BpfMapTest
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I69f25ff168c1cf0f13434dd1d842ed81a6a03f2f
(cherry picked from commit 4426a84111b0a7bc66aab995ceefb8036a5541fd)
Merged-In: I69f25ff168c1cf0f13434dd1d842ed81a6a03f2f
1 file changed