Bump actions/checkout from 5 to 6 (#569)

.github/workflows/build.yml

@@ -11,7 +11,7 @@ jobs:
   check_pr:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         
       - uses: actions/setup-node@v6
         with:

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
     name: Create Release
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Create Release
         id: create_release
         uses: ncipollo/release-action@v1

.github/workflows/test.yml

@@ -5,7 +5,7 @@ jobs:
   check_pr:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       
     - uses: actions/setup-node@v6
       with: