Merge pull request #196 from 2rabs/renovate/actions-checkout-4.x

🆙 Update actions/checkout action to v4

Author: tatsutakein

.github/workflows/flutter-format.yml

@@ -15,7 +15,7 @@ jobs:
       pull-requests: write
     steps:
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 2
 

.github/workflows/pr-firebase-hosting-deploy.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       # 本番環境用の .env を作成
       - name: create .env

.github/workflows/prod-firebase-hosting-deploy.yml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: main