[Cherry-pick] Fix flake in configTtl CTS

MUST_SLEEP
  (This is an existing sleep() on a 5 year old branch not under
   development. We shouldn't introduce the risk of breaking existing
   code by doing sleep removal refacotring unrelated to critical fixes.)

Bug: 357636902, 403364427
Test: atest --rerun-until-failure 50
CtsStatsdHostTestCases: android.cts.statsd.metadata.MetadataTests\#testConfigTtl
(cherry picked from https://android-review.googlesource.com/q/commit:611f0520c7c12b373112a27452aab819e716db65)
Merged-In: Ib321f62d2f5b440ab6467be9dc91c9bf4e71cc7e
Change-Id: Ib321f62d2f5b440ab6467be9dc91c9bf4e71cc7e
(cherry picked from commit 5d2648e2246b26f39f368d541515de1b758494d8)
1 file changed