dt-bindings: clock: exynos990: Add LHS_ACEL clock ID for HSI0 block

Add the missing LHS_ACEL clock ID for the HSI0 block. This clock is
required for proper USB operation, as without it, USB connections fail
with errors like device descriptor read timeouts and address response
issues.

Signed-off-by: Denzeel Oliva <wachiturroxd150@gmail.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250831-usb-v2-1-00b9c0559733@gmail.com


Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>