WMMA grouped conv fwd large tensor extra flavors

[wj-laskowski]

Added additional flavors for WMMA conv fwd large tensor.

Following operations are added for FP16/BF16 data type and NHWGCxGKYXC layout.

• grouped_conv2d_fwd_bias_clamp
• grouped_conv2d_fwd_clamp
• grouped_conv3d_fwd_bias_clamp
• grouped_conv3d_fwd_clamp

Plus small modification to the device code to accommodate extra tensors.

Proposed changes

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Checklist

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• I have added tests relevant to the introduced functionality, and the unit tests are passing locally
• I have added the test to REGRESSION_TESTS list defined at the top of CMakeLists.txt in tests/CMakeLists.txt, IF the test takes more than 30 seconds to run.
• I have added inline documentation which enables the maintainers with understanding the motivation
• I have removed the stale documentation which is no longer relevant after this pull request
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• Any dependent changes have been merged

Discussion

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