Update pr-check.yml (#247)

<!--
  Thanks for contributing!

Provide a description of your changes below and a general summary in the
title

Please look at the following checklist to ensure that your PR can be
accepted quickly:
-->

## Description

Upgrade pr-check GitHub action flutter version to `3.32.1`.

## Type of Change

- [ ] ✨ New feature (non-breaking change which adds functionality)
- [ ] 🛠️ Bug fix (non-breaking change which fixes an issue)
- [ ] ❌ Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] 🧹 Code refactor
- [ ] ✅ Build configuration change
- [ ] 📝 Documentation
- [x] 🗑️ Chore

.github/workflows/pr-check.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Set up Flutter
         uses: subosito/flutter-action@v2
         with:
-          flutter-version: '3.27.3'
+          flutter-version: '3.32.1'
 
       - name: Install dependencies
         run: flutter pub get