Bump actions/setup-python from 5 to 6 (#379)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5 to 6.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v5...v6)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v6
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: 3.10.x
     - name: apt dependencies
@@ -41,7 +41,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v6
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: 3.10.x
     - name: apt dependencies
@@ -94,7 +94,7 @@ jobs:
 #    runs-on: macos-latest
 #    steps:
 #    - uses: actions/checkout@v6
-#    - uses: actions/setup-python@v5
+#    - uses: actions/setup-python@v6
 #      with:
 #        python-version: 3.10.x
 #    - name: homebrew dependencies
@@ -116,7 +116,7 @@ jobs:
     runs-on: windows-latest
     steps:
     - uses: actions/checkout@v6
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: 3.10.x
     - name: Preparing msvc toolchain
@@ -163,7 +163,7 @@ jobs:
     runs-on: windows-latest
     steps:
     - uses: actions/checkout@v6
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: 3.10.x
     - name: Preparing msvc toolchain