chore(deps): bump actions/checkout from 5 to 6 (#114)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/main.yaml

@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: 📚 Git Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 🎯 Setup Dart
         uses: dart-lang/setup-dart@v1

.github/workflows/pub_publish.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 📚 Git Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: 🎯 Setup Dart
         uses: dart-lang/setup-dart@v1
       - name: 🐦 Setup Flutter

.github/workflows/sync_labels.yaml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: ⤵️ Check out code from GitHub
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: 🚀 Run Label Sync
         uses: srealmoreno/label-sync-action@v2