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Input: fix typo in MT documentation

Section "Event Computation" had this:
...
ABS_MT_TOOL_X := C_X
ABS_MT_TOOL_X := C_Y

Replace the second ABS_MT_TOOL_X with ABS_MT_TOOL_Y.

Signed-off-by: Daniel Martin <consume.noise@gmail.com>
Acked-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

authored by

Daniel Martin and committed by
Dmitry Torokhov b1452723 b0379d7a

+1 -1
+1 -1
Documentation/input/multi-touch-protocol.txt
··· 361 361 ABS_MT_POSITION_X := T_X 362 362 ABS_MT_POSITION_Y := T_Y 363 363 ABS_MT_TOOL_X := C_X 364 - ABS_MT_TOOL_X := C_Y 364 + ABS_MT_TOOL_Y := C_Y 365 365 366 366 Unfortunately, there is not enough information to specify both the touching 367 367 ellipse and the tool ellipse, so one has to resort to approximations. One