dt-bindings: soc: ti: pruss: Update bindings for K3 AM62x SoCs

Update the PRUSS bindings for the PRUSSM instance present in
AM625 SoC.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220602120613.2175-3-kishon@ti.com

Documentation/devicetree/bindings/soc/ti/ti,pruss.yaml

@@ -65,6 +65,7 @@ properties:
       - ti,am4376-pruss0 # for AM437x SoC family and PRUSS unit 0
       - ti,am4376-pruss1 # for AM437x SoC family and PRUSS unit 1
       - ti,am5728-pruss  # for AM57xx SoC family
+      - ti,am625-pruss   # for K3 AM62x SoC family
       - ti,am642-icssg   # for K3 AM64x SoC family
       - ti,am654-icssg   # for K3 AM65x SoC family
       - ti,j721e-icssg   # for K3 J721E SoC family