input: misc: qti-haptics: remove "qcom,ilim-ma" property

Remove "qcom,ilim-ma" property as it is not a setting related with
hardware configuration. Set it to 1A by default to allow higher drive
strength.

Change-Id: I35cfa91c33661c0b17c12c1956999d8dc0db876b
Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>