ci(deps): Update actions/download-artifact action to v8 (#191)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/cicd.yaml

@@ -239,7 +239,7 @@ jobs:
     if: always()
     steps:
       - name: Download job status artifact
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           pattern: result-*
           path: results

.github/workflows/env-destroy.yaml

@@ -178,7 +178,7 @@ jobs:
     if: always()
     steps:
       - name: Download job status artifact
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           pattern: result-*
           path: results