Bump actions/setup-python from 5 to 6 (#22)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Progi1984 <[email protected]>

Author: dependabot[bot]

.github/workflows/deploy.yml

@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v4
       ### MkDocs
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: 3.x
       - name: Install Python Dependencies

docs/changes/0.4.0.md

@@ -0,0 +1,13 @@
+# 0.4.0
+
+## Enhancements
+
+- N/A
+
+## Bug fixes
+
+- N/A
+
+## Miscellaneous
+
+- Bump actions/setup-python from 5 to 6 by [@dependabot](https://github/dependabot) in [#22](https://github.com/PHPOffice/Math/pull/22)