Update GitHub Actions workflow to include node version in artifact names for coverage report and sample analysis

Author: fortran01

.github/workflows/main.yml

@@ -43,13 +43,13 @@ jobs:
       - name: Upload test coverage
         uses: actions/upload-artifact@v4
         with:
-          name: coverage-report
+          name: coverage-report-node-${{ matrix.node-version }}
           path: coverage/
         if: success()
 
       - name: Upload sample analysis
         uses: actions/upload-artifact@v4
         with:
-          name: sample-analysis
+          name: sample-analysis-node-${{ matrix.node-version }}
           path: sample-analysis.md
         if: success()