L2CAP: Add test for L2CAP 2/2 Support of configuration process

* Add handle for configuration request with invalid mtu option.
  Negotiate with kDefaultClassicMtu.
* Add handle for configuration response with result unacceptable
  parameters. Negotiate with no options.

* Add test case in l2cap_test:
    test_continuation_flag [L2CAP/COS/CFD/BV-01-C]
    test_configuration_negotiation_with_reject
      [L2CAP/COS/CFD/BV-02-C]
    test_send_requested_options [L2CAP/COS/CFD/BV-03-C]
    test_configuration_negotiation_with_unsupported_paremeter
      [L2CAP/COS/CFD/BV-11-C]
    test_unknow_option_response [L2CAP/COS/CFD/BV-12-C]

Bug: 149962814
Test: run_cert_facade_only.sh
Change-Id: I48a026cc203af2aa9067908b8bc419bc14e509ce