DEVO-1352 Update github action versions (#240)

Author: sensei100

.github/workflows/lint-test.yml

@@ -15,11 +15,11 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        ruby-version: ['3.4']
+        ruby-version: ["3.4"]
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
@@ -36,11 +36,11 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        ruby-version: ['3.4']
+        ruby-version: ["3.4"]
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1