Fix dumpstate tests

Recently we changed to log duration only if it is signficant.
Fix the tests accordingly.

Bug: 133225555
Test: adb shell /data/nativetest64/dumpstate_test/dumpstate_test
Merged-In: I1aa11f40d930fd736b4b149e9e21be6b0c952e07
Change-Id: I1aa11f40d930fd736b4b149e9e21be6b0c952e07