ti-eth: Update firmware to 08.02.00.04

Update the following ti-eth firmware
08.02.00.04 for j7200
08.02.00.04 for j721e

key update here is serdes multilink feature for j721e

MD5 Checksums:
7913960f844e49b7f0fba46ca3912ba0  ti-eth/j7200/app_remoteswitchcfg_server_strip.xer5f
c3ade0f8636149ef6d39aa378b013f24  ti-eth/j721e/app_remoteswitchcfg_server_strip.xer5f

Signed-off-by: Rishabh Garg <rishabh@ti.com>
Signed-off-by: Praneeth Bajjuri <praneeth@ti.com>