[mellanox] Update FW/SDK: 13/29.2000.2308 and 4.3.2308

[nazariig]

Signed-off-by: Nazarii Hnydyn [email protected]

Updated FW/SDK for Mellanox platforms

- What I did

• Updated FW:
  • SPC-1: 13.2000.2308
  • SPC-2: 29.2000.2308
• Updated SDK: 4.3.2308

- How I did it

• N/A

- How to verify it

1. make configure PLATFORM=mellanox
2. make target/sonic-mellanox.bin

- Description for the changelog

• N/A

- A picture of a cute animal (not mandatory but encouraged)

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   //////   ' \/ `   ---
  //// / // :    : ---
 // /   /  /`    '--
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             ''``

[liat-grozovik]

retest vs please