Update GitHub Artifact Actions (major) (#58)

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

Author: renovate[bot]

.github/workflows/deploy-dev.yml

@@ -31,7 +31,7 @@ jobs:
       - name: Build with Hugo
         run: task build ENV=development
       - name: Upload the built site
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: "site-built-${{ env.TARGET_REPO_NAME }}"
           path: public
@@ -42,7 +42,7 @@ jobs:
     needs: build
     steps:
       - name: Download the built site
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: "site-built-${{ env.TARGET_REPO_NAME }}"
           path: public

.github/workflows/deploy-prod.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Build with Hugo
         run: task build ENV=production
       - name: Upload the built site
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: "site-built-${{ env.TARGET_REPO_NAME }}"
           path: public
@@ -50,7 +50,7 @@ jobs:
         with:
           submodules: recursive
       - name: Download the built site
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: "site-built-${{ env.TARGET_REPO_NAME }}"
           path: public
@@ -76,7 +76,7 @@ jobs:
         with:
           submodules: recursive
       - name: Download the built site
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: "site-built-${{ env.TARGET_REPO_NAME }}"
           path: public