chore(deps): Update actions/checkout action to v4 (#47)

Co-authored-by: Renovate Bot <renovate@whitesourcesoftware.com>

Author: cq-bot

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/setup-java@v3
         with:
           distribution: "temurin"

.github/workflows/publish.yml

@@ -9,7 +9,7 @@ jobs:
      runs-on: ubuntu-latest
      steps:
        - name: Checkout
-         uses: actions/checkout@v3
+         uses: actions/checkout@v4
        - uses: actions/setup-java@v3
          with:
            distribution: 'temurin'

.github/workflows/regen.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/setup-java@v3
         with:
           distribution: 'temurin'