Composer 1 can't use Sub Agent

Confirmed still an issue on 2.5.17. FYI @Colin related to issue: My subagents can't be used in auto model - #14 by Steven_Padfield

@deanrie you can look at my request IDs if it helps:

Failure case (Composer): cb80b34e-4d6d-4cd2-9885-477ab6820fa6

Success case (Sonnet): 7eda7723-8c30-4ce3-abce-2544491ec11b