InputMapper refactor: TouchInputMapper

Add a factory method for TouchInputMapper(s) to be configured on
initilisation

Test: m checkinput && atest libinput_tests inputflinger_tests
Bug: 256009910
Change-Id: I738e2947ff98016e00c290365292ab01b04e7d26
(cherry picked from commit a8c236b2220cc7f9b0479a82d76d0962a84e902f)
10 files changed