Rename artifact name prev_ci_results to ci_results (#30697)

* rename

* update

---------

Co-authored-by: ydshieh <ydshieh@users.noreply.github.com>

.github/workflows/slack-report.yml

@@ -64,8 +64,8 @@ jobs:
         if: ${{ inputs.job == 'run_models_gpu' }}
         uses: actions/upload-artifact@v4
         with:
-          name: prev_ci_results
-          path: prev_ci_results
+          name: ci_results
+          path: ci_results
       
       - uses: actions/checkout@v4
       - uses: actions/download-artifact@v4