Revisit btm_sec_queue_mx_request method

In the commit of I2b0a15e887da8d3b5e022deaf600a99448976487,
it should remove mx_chan_id and mx_proto_id and
add security_required for the arg of btm_sec_queue_mx_request.

Bug: 228433427
Tag: #refactor
Test: atest CtsBluetoothTestCases bluetooth_test_gd_unit
Change-Id: Ia2f4568afd61431644b6c32a1f4a4f434069480e