dt-bindings: arm: ti: k3: Sort the am654 board enums

Use alphabetical sort to organize the am654 board names.
Suggested-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220830160507.7726-2-nm@ti.com

Documentation/devicetree/bindings/arm/ti/k3.yaml

@@ -22,11 +22,11 @@ properties:
       - description: K3 AM654 SoC
         items:
           - enum:
-              - ti,am654-evm
-              - siemens,iot2050-basic
-              - siemens,iot2050-basic-pg2
               - siemens,iot2050-advanced
               - siemens,iot2050-advanced-pg2
+              - siemens,iot2050-basic
+              - siemens,iot2050-basic-pg2
+              - ti,am654-evm
           - const: ti,am654
 
       - description: K3 J721E SoC