chore(deps): update github artifact actions

Author: renovate[bot]

.github/workflows/_dist.yml

@@ -21,7 +21,7 @@ jobs:
           uvx --from build pyproject-build
 
       - name: Upload sdist and wheel as artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: dist
           path: dist

.github/workflows/_docs.yml

@@ -30,7 +30,7 @@ jobs:
         run: rm build/html/.doctrees/environment.pickle
 
       - name: Upload built docs artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: docs
           path: build

.github/workflows/_pypi.yml

@@ -8,7 +8,7 @@ jobs:
 
     steps:
       - name: Download dist artifact
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v8
         with:
           name: dist
           path: dist

.github/workflows/_release.yml

@@ -7,7 +7,7 @@ jobs:
 
     steps:
       - name: Download artifacts
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v8
         with:
           merge-multiple: true