dt-bindings: imx8ulp: clock: no spaces before tabs

This fixes the following warnings:

include/dt-bindings/clock/imx8ulp-clock.h:204: warning: please, no space
 before tabs
include/dt-bindings/clock/imx8ulp-clock.h:215: warning: please, no space
 before tabs

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Abel Vesa <abel.vesa@linaro.org>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Link: https://lore.kernel.org/r/20230119085421.102804-3-marcel@ziswiler.com