Default to build nvdec (#677)

Author: mthrok

.github/workflows/_build_linux_cuda.yml

@@ -22,8 +22,9 @@ on:
         required: true
         type: string
       use-nvdec:
-        default: ""
+        default: "nvdec"
         type: string
+        description: 'Whether build NVDEC extension. Valid value is "nvdec" or not.'
       run-test:
         required: false
         default: 'false'

.github/workflows/packaging.yml

@@ -60,11 +60,9 @@ jobs:
       matrix:
         python-version: ["3.10", "3.11", "3.12", "3.13"]
         cuda-version: ["12.4"]
-        use-nvdec: ["nvdec"]
     uses: ./.github/workflows/_build_linux_cuda.yml
     with:
       build_container: "pytorch/manylinux2_28-builder:cuda${{ matrix.cuda-version }}"
       python-version: "${{ matrix.python-version }}"
       cuda-version: "${{ matrix.cuda-version }}"
-      use-nvdec: "${{ matrix.use-nvdec }}"
       run-test: "${{ matrix.python-version == '3.11'}}"