ci: Use checkout v5

Author: jcs090218

.github/workflows/build.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: [ubuntu-latest]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - run: npm install
     - run: npm run-script build

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
         eask_version: [0.9.5, snapshot]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - uses: ./
       with: