dt-bindings: net: Add compatible for BCM4335A0 bluetooth

Available in the Ampak AP6335 WiFi/Bluetooth combo
Signed-off-by: Mohammad Rasim <mohammad.rasim96@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

Documentation/devicetree/bindings/net/broadcom-bluetooth.txt

@@ -15,6 +15,7 @@ Required properties:
    * "brcm,bcm43438-bt"
    * "brcm,bcm4345c5"
    * "brcm,bcm43540-bt"
+   * "brcm,bcm4335a0"
 
 Optional properties: