chore(deps): bump actions/upload-artifact from 5 to 6

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 5 to 6.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/CommonCI.yml

@@ -185,7 +185,7 @@ jobs:
           REACTANT_TEST_GROUP: ${{ inputs.test_group }}
 
       - name: "Upload MLIR modules"
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         timeout-minutes: 10
         if: always()
         with:

.github/workflows/benchmark.yml

@@ -53,15 +53,15 @@ jobs:
         run: |
           julia --color=yes --project=benchmark benchmark/runbenchmarks.jl
       - name: Upload PProf Results
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         timeout-minutes: 10
         with:
           name: pprof-results-${{ matrix.os }}
           path: "**/*pb.gz"
           retention-days: 90
           overwrite: false
       - name: Upload Benchmark Results
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         timeout-minutes: 10
         with:
           name: benchmark-results-${{ matrix.os }}
@@ -95,7 +95,7 @@ jobs:
 
            echo "path=$(find benchmark -type f -name combinedbenchmarks.json 2>/dev/null)" >> $GITHUB_OUTPUT
       - name: Upload benchmark results as artifact
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: benchmark-results
           path: ${{ steps.locate.outputs.path }}