Changing Backend Tensor initialization

[Raahul46]

Summary: X-link: https://github.com/facebookresearch/FBGEMM/pull/2066

Context: Currently, we are enabling SSD optimizer offloading for the ssd tbe kernel

In this diff: We retrieve the newly added parameters from the tbe config and pass it down to the tbe

Differential Revision: D85353134

[meta-codesync[bot]]

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