chore(deps): bump actions/checkout from 6 to 7

Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6...v7)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build-and-test.yml

@@ -12,7 +12,7 @@ jobs:
                 python-version: [ "3.10", "3.11", "3.12", "3.13", "3.14" ]
         steps:
             -   name: Checkout
-                uses: actions/checkout@v6
+                uses: actions/checkout@v7
             -   name: Install Poetry
                 run: |
                     pipx install poetry
@@ -48,7 +48,7 @@ jobs:
                 python-version: [ "3.10", "3.11", "3.12", "3.13", "3.14" ]
         steps:
             -   name: Checkout
-                uses: actions/checkout@v6
+                uses: actions/checkout@v7
             -   name: Install Poetry
                 run: |
                     pipx install poetry
@@ -81,7 +81,7 @@ jobs:
             - tests
         steps:
             -   name: Checkout
-                uses: actions/checkout@v6
+                uses: actions/checkout@v7
 
             -   name: Download coverage artifact
                 uses: actions/download-artifact@v8
@@ -105,7 +105,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             -   name: Checkout
-                uses: actions/checkout@v6
+                uses: actions/checkout@v7
             -   name: Install Poetry
                 run: |
                     pipx install poetry

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
         needs: call-build-and-test-workflow
         steps:
             -   name: Checkout
-                uses: actions/checkout@v6
+                uses: actions/checkout@v7
             -   name: Install Poetry
                 run: |
                     pipx install poetry