update wheels to pull torch 2.9 from test channel

Author: Daniel Flores

.github/workflows/linux_wheel.yaml

@@ -82,7 +82,7 @@ jobs:
         run: python -m pip install --upgrade pip
       - name: Install PyTorch
         run: |
-          python -m pip install torch --index-url https://download.pytorch.org/whl/cpu
+          python -m pip install torch --index-url https://download.pytorch.org/whl/test/cpu
       - name: Install torchcodec from the wheel
         run: |
           wheel_path=`find pytorch/torchcodec/dist -type f -name "*.whl"`

.github/workflows/macos_wheel.yaml

@@ -87,7 +87,7 @@ jobs:
 
       - name: Install PyTorch
         run: |
-          python -m pip install torch --index-url https://download.pytorch.org/whl/cpu
+          python -m pip install torch --index-url https://download.pytorch.org/whl/test/cpu
 
       - name: Install torchcodec from the wheel
         run: |

.github/workflows/windows_wheel.yaml

@@ -89,7 +89,7 @@ jobs:
         run: python -m pip install --upgrade pip
       - name: Install PyTorch
         run: |
-          python -m pip install torch --index-url https://download.pytorch.org/whl/cpu
+          python -m pip install torch --index-url https://download.pytorch.org/whl/test/cpu
       - name: Install torchcodec from the wheel
         run: |
           wheel_path=`find pytorch/torchcodec/dist -type f -name "*.whl"`