Bump actions/download-artifact from 6 to 7 (#151)

Author: dependabot[bot]

.github/workflows/docs.yml

@@ -135,7 +135,7 @@ jobs:
 
       # Fetch the built docs from the "build" job
       - name: Download HTML documentation artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: docs-${{ github.sha }}
           path: doc/_build/html

.github/workflows/pypi.yml

@@ -96,7 +96,7 @@ jobs:
 
       # Fetch the built archives from the "build" job
       - name: Download built archives artifact
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: pypi-${{ github.sha }}
           path: dist

.github/workflows/test.yml

@@ -164,7 +164,7 @@ jobs:
         # Maximum coverage is achieved by combining reports from every runner.
         # Each coverage file will live in its own folder with the same name as
         # the artifact.
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           pattern: coverage_*