arm64: dts: qcom: sm7225-fairphone-fp4: Add AW8695 haptics

Add a node for the haptics driver found on the phone.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220408115311.237039-3-luca.weiss@fairphone.com