Fix torch installation on mac

Signed-off-by: Yuval Shkolar <yshkolar@nvidia.com>

Author: yuvalshkolar

nemo_retriever/pyproject.toml

@@ -108,8 +108,8 @@ nemotron-page-elements-v3 = { index = "test-pypi" }
 nemotron-graphic-elements-v1 = { index = "test-pypi" }
 nemotron-table-structure-v1 = { index = "test-pypi" }
 nemotron-ocr = { index = "test-pypi" }
-torch = { index = "torch-cuda"}
-torchvision = { index ="torch-cuda"}
+torch = { index = "torch-cuda", marker = "sys_platform != 'darwin'" }
+torchvision = { index ="torch-cuda", marker = "sys_platform != 'darwin'" }
 vllm = [
   { url = "https://github.com/vllm-project/vllm/releases/download/v0.16.0/vllm-0.16.0+cu130-cp38-abi3-manylinux_2_35_x86_64.whl", marker = "platform_machine == 'x86_64'" },
   { url = "https://github.com/vllm-project/vllm/releases/download/v0.16.0/vllm-0.16.0+cu130-cp38-abi3-manylinux_2_35_aarch64.whl", marker = "platform_machine == 'aarch64'" },