Bump actions/checkout from 4.1.5 to 4.1.6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.5 to 4.1.6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.1.5...v4.1.6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/pythonpackage.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout sources
-      uses: actions/[email protected].5
+      uses: actions/[email protected].6
     - name: Set up Python
       uses: actions/[email protected]
       with:
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout sources
-      uses: actions/[email protected].5
+      uses: actions/[email protected].6
     - name: Set up Python
       uses: actions/[email protected]
       with:
@@ -49,7 +49,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
     - name: Checkout sources
-      uses: actions/[email protected].5
+      uses: actions/[email protected].6
     - name: Set up Python 3.6
       uses: actions/[email protected]
       with:
@@ -71,7 +71,7 @@ jobs:
         python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
     steps:
     - name: Checkout sources
-      uses: actions/[email protected].5
+      uses: actions/[email protected].6
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/[email protected]
       with:

.github/workflows/pythonpublish.yml

@@ -8,7 +8,7 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/[email protected].5
+    - uses: actions/[email protected].6
     - name: Set up Python
       uses: actions/[email protected]
       with: