upgrade torch from 2.5.0.dev to 2.6.0.dev in main branch

[lanluo-nvidia]

Description

upgrade torch from 2.5.0.dev to 2.6.0.dev in main branch

Fixes # (issue)

Type of change

Please delete options that are not relevant and/or add your own.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project (You can use the linters)
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas and hacks
• I have made corresponding changes to the documentation
• I have added tests to verify my fix or my feature
• New and existing unit tests pass locally with my changes
• I have added the relevant labels to my PR in so that relevant reviewers are notified

[narendasan]

@lanluo-nvidia can you bump the version for C++ too (//cpp/include/macros.h)

[github-actions]

There are some changes that do not conform to Python style guidelines:

--- /home/runner/work/TensorRT/TensorRT/py/torch_tensorrt/dynamo/lowering/_decompositions.py	2024-09-22 17:33:28.426941+00:00
+++ /home/runner/work/TensorRT/TensorRT/py/torch_tensorrt/dynamo/lowering/_decompositions.py	2024-09-22 17:33:50.978789+00:00
@@ -393,6 +393,10 @@
            if decomp not in torch_disabled_decompositions
        }
        return {**CORE_ATEN_DECOMPOSITIONS_FILTERED, **TORCH_TRT_DECOMPOSITIONS}
    else:
        # changes made here due to torch2.6 changes https://github.com/pytorch/pytorch/pull/135080
-        return {**_decomp_table_to_post_autograd_aten(), **ENABLED_TORCH_DECOMPOSITIONS, **TORCH_TRT_DECOMPOSITIONS}
+        return {
+            **_decomp_table_to_post_autograd_aten(),
+            **ENABLED_TORCH_DECOMPOSITIONS,
+            **TORCH_TRT_DECOMPOSITIONS,
+        }