dt-bindings: clock: rk3588: add missing PCLK_VO1GRF

Add PCLK_VO1GRF to complement PCLK_VO0GRF. This will be needed
for HDMI support.

Acked-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Sebastian Reichel <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Heiko Stuebner <[email protected]>

Author: sre

include/dt-bindings/clock/rockchip,rk3588-cru.h

@@ -733,6 +733,7 @@
 #define ACLK_AV1_PRE			718
 #define PCLK_AV1_PRE			719
 #define HCLK_SDIO_PRE			720
+#define PCLK_VO1GRF			721
 
 /* scmi-clocks indices */