can: xilinx_can: Document driver description to list all supported IPs

Xilinx CAN driver supports AXI CAN, AXI CANFD, CANPS and CANFD PS IPs.
Document all supported IPs in comment description.
Signed-off-by: Harini T <harini.t@amd.com>
Link: https://lore.kernel.org/all/20240503060553.8520-3-harini.t@amd.comSigned-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

drivers/net/can/xilinx_can.c

@@ -6,7 +6,7 @@
  * Copyright (C) 2017 - 2018 Sandvik Mining and Construction Oy
  *
  * Description:
- * This driver is developed for Axi CAN IP and for Zynq CANPS Controller.
+ * This driver is developed for AXI CAN IP, AXI CANFD IP, CANPS and CANFD PS Controller.
  */
 
 #include <linux/bitfield.h>