build(deps): bump actions/checkout from 3 to 4

Bumps [actions/checkout](https://github.com/actions/checkout) from 3 to 4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v3...v4)

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

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

.github/workflows/Tests.yml

diff --git a/.github/workflows/Tests.yml b/.github/workflows/Tests.yml
index e35db40..c82ec4d 100644
--- a/.github/workflows/Tests.yml
+++ b/.github/workflows/Tests.yml
@@ -36,7 +36,7 @@
     steps:
 
       - name: '🧰 Checkout'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive
 
@@ -74,7 +74,7 @@
     steps:
 
       - name: '🧰 Checkout'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: recursive