arm64: dts: ti: Rename clock-names adc_tsc_fck to fck

Avoid the following warnings from dt-schema by just renaming the
clock-names string from adc_tsc_fck to fck so it matches the values in
ti,am3359-tscadc.yaml

tscadc@40200000: clock-names:0: 'fck' was expected

Signed-off-by: Matt Ranostay <mranostay@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Tested-by: Judith Mendez <jm@ti.com>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Link: https://lore.kernel.org/r/20221024151648.394623-1-mranostay@ti.com
diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
index 2006933..51ae76c 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
@@ -330,7 +330,7 @@ tscadc0: tscadc@40200000 {
 		clocks = <&k3_clks 0 1>;
 		assigned-clocks = <&k3_clks 0 3>;
 		assigned-clock-rates = <60000000>;
-		clock-names = "adc_tsc_fck";
+		clock-names = "fck";
 		dmas = <&main_udmap 0x7400>,
 			<&main_udmap 0x7401>;
 		dma-names = "fifo0", "fifo1";