Merge pull request #10 from PHPOffice/dependabot/github_actions/actions/checkout-4

Bump actions/checkout from 2 to 4

Author: Progi1984

.github/workflows/deploy.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       ### MkDocs
       - name: Setup Python
         uses: actions/setup-python@v4

docs/changes/0.2.0.md

@@ -11,4 +11,5 @@
 ## Miscellaneous
 
 - Github Action : Roave BC Check by [@Progi1984](https://github/Progi1984) in [#9](https://github.com/PHPOffice/Math/pull/9)
+- Bump actions/checkout from 2 to 4 by [@dependabot](https://github/dependabot) in [#10](https://github.com/PHPOffice/Math/pull/10)
 - Bump actions/setup-python from 2 to 4 by [@dependabot](https://github/dependabot) in [#11](https://github.com/PHPOffice/Math/pull/11)