[DO NOT MERGE ANYWHERE] Use API-specific rate limit flags in FLEDGE

Bug: 266725238
Fixes: 406051121
Test: atest Cts*AdServices*
Merged-in: I093eec6d1b00f46a48fcd28af5b7134cbaa4c857
Merged-in: Ifb79e30a0bb994b72c71ae032bc14d1f9301d827
Change-Id: Icc7e3d26ae0cacf3749a50a39f3594a627873d9e
11 files changed