Bump actions/download-artifact from 5 to 6 (#5393)

Author: dependabot[bot]

.github/workflows/build-test-reusable.yml

@@ -238,7 +238,7 @@ jobs:
           mode: ${{ inputs.pytorch_mode }}
 
       - name: Download Triton wheels
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           name: triton-${{ inputs.python_version }}-${{ inputs.runner_label || inputs.driver_version }}
 
@@ -407,7 +407,7 @@ jobs:
           key: pip-${{ inputs.python_version }}-${{ hashFiles('pyproject.toml', 'setup.py') }}-${{ env.PIP_CACHE_NUMBER }}
 
       - name: Download test reports
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           pattern: test-reports-*-${{ inputs.python_version }}-${{ inputs.runner_label || inputs.driver_version }}
           path: reports

.github/workflows/e2e-accuracy.yml

@@ -152,7 +152,7 @@ jobs:
           python-version: "3.10"
 
       - name: Download all artifacts
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           path: separate-reports
           merge-multiple: true