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[Copy to main] TE fused grouped mlp with grouped bias and delayed wgrad#4288

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[Copy to main] TE fused grouped mlp with grouped bias and delayed wgrad#4288
svcnvidia-nemo-ci wants to merge 2 commits into
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copy-pr-4095-to-main

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🤖 This PR was auto-generated by Claude via the /claude copy command.

Cherry-picked from #4095.


What does this PR do ?

Fixes the support for delayed wgrad compute for fused MLP path as well as adds support for the new grouped bias parameter in TE. Also introduces a check for the TE version that supports these features.

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@svcnvidia-nemo-ci svcnvidia-nemo-ci requested review from a team as code owners April 14, 2026 00:50
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This pull request requires additional validation before any workflows can run on NVIDIA's runners.

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