[Mellanox] Update SAI, SDK 4.4.0928 and FW xx.2007.1208

[volodymyrsamotiy]

- Why I did it
Updated SAI, SDK 4.4.0928 and FW xx.2007.1208
- How I did it
Updated appropriate sub-modules and versions
- How to verify it
Build an image and verify all is up and running
- Description for the changelog
[Mellanox] Update SAI, SDK 4.4.0928 and FW xx.2007.1208

[prsunny]

Is master different? Can we cherry-pick?

[liat-grozovik]

Yes Master should have different SAI because of SAI API headers We are working on different PR for master Get Outlook for iOS<https://aka.ms/o0ukef>

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