Merge pull request #1123 from stan-dev/dependabot/github_actions/actions/upload-artifact-6

Bump actions/upload-artifact from 5 to 6

Author: jgabry

.github/workflows/R-CMD-check-wsl.yaml

@@ -82,7 +82,7 @@ jobs:
 
       - name: Upload check results
         if: failure()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: wsl-backend-results
           path: check

.github/workflows/R-CMD-check.yaml

@@ -107,7 +107,7 @@ jobs:
 
       - name: Upload check results
         if: failure()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: ${{ runner.os }}-r${{ matrix.config.r }}-results
           path: check

.github/workflows/Test-coverage.yaml

@@ -107,7 +107,7 @@ jobs:
 
       - name: Upload test results
         if: failure()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: coverage-test-failures
           path: ${{ runner.temp }}/package

.github/workflows/cmdstan-tarball-check.yaml

@@ -95,7 +95,7 @@ jobs:
 
       - name: Upload check results
         if: failure()
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: ${{ runner.os }}-r${{ matrix.config.r }}-results
           path: check