chore(deps): update actions/checkout action to v4.2.1

Author: renovate[bot]

.github/workflows/continuous-integration.yml

@@ -23,7 +23,7 @@ jobs:
                   git config --global core.eol lf
 
             - name: Checkout
-              uses: actions/checkout@v4.1.1
+              uses: actions/checkout@v4.2.1
               with:
                   fetch-depth: 1
 

.github/workflows/release.yaml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4.1.1
+        uses: actions/checkout@v4.2.1
         with:
           fetch-depth: 1