Don't throw ANR if onTimeout flag is disabled.

Bug: 327566365
Test: atest CtsFgsTimeoutTestCases
(cherry picked from commit 21492dcd)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:78f268a3bbbba1233aba5ba675563b2b62d90f76)
Merged-In: I6601fd1af8cd617bae5e3c3deb1019d65c5e3908
Change-Id: I6601fd1af8cd617bae5e3c3deb1019d65c5e3908
24D1-dev is based on 24Q2-release. Therefore, we merged this CL to 24D1-dev.