Add test config to mtp_ffs_handle_test

Design doc:
Generalized Suites & the Unification of APCT & CTS Workflows Design/Roadmap
https://docs.google.com/document/d/1eabK3srlBLouMiBMrNP3xJPiRRdcoCquNxC8gBWPvx8/edit#heading=h.78vup5eivwzo

Details about test configs changes are tracked in doc
https://docs.google.com/document/d/1EWUjJ7fjy8ge_Nk0YQbFdRp8DSHo3z6GU0R8jLgrAcw/edit#

Bug: 35882476
Test: local test
Change-Id: I740caff88234fb986ca03553ab28c519cfe6aa18