Update linux-test.yml

Author: narendasan

.github/workflows/linux-test.yml

@@ -114,7 +114,7 @@ jobs:
           script: ${{ inputs.pre-script }}
       - name: Download artifacts
         if: ${{ matrix.tensorrt == '' }}
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: ${{ env.ARTIFACT_NAME }}
           path: /opt/torch-tensorrt-builds/