remove more locations of python 3.9

Author: Daniel Flores

.github/workflows/linux_cuda_wheel.yaml

@@ -65,7 +65,7 @@ jobs:
           # 3.10 corresponds to the minimum python version for which we build
           # the wheel unless the label ciflow/binaries/all is present in the
           # PR.
-        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
         cuda-version: ['12.6', '12.8', '12.9', '13.0']
         # TODO: put back ffmpeg 5 https://github.com/pytorch/torchcodec/issues/325
         ffmpeg-version-for-tests: ['4.4.2', '5', '6', '7', '8.0']

.github/workflows/linux_wheel.yaml

@@ -63,7 +63,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
         ffmpeg-version-for-tests: ['4.4.2', '5.1.2', '6.1.1', '7.0.1', '8.0']
     needs: build
     steps:

.github/workflows/macos_wheel.yaml

@@ -65,7 +65,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
         ffmpeg-version-for-tests: ['4.4.2', '5.1.2', '6.1.1', '7.0.1', '8.0']
     needs: build
     steps:

.github/workflows/windows_wheel.yaml

@@ -67,7 +67,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
         # TODO: FFmpeg 5 on Windows segfaults in avcodec_open2() when passing
         # bad parameters.
         # See https://github.com/pytorch/torchcodec/pull/806