Refactor test workflows

Author: socheatsok78

.github/workflows/flutter.yml

@@ -1,24 +1,19 @@
 name: Flutter
 
 on:
-  workflow_call:
-    inputs:
-      runs-on:
-        description: 'Operating system'
-        required: true
-        default: 'ubuntu-latest'
-        type: string
-      version:
-        description: 'Flutter version'
-        required: true
-        default: 'latest'
-        type: string
-      channel:
-        description: 'Flutter channel'
-        required: true
-        default: 'stable'
-        type: string
-  
+  push:
+    branches: [main, v*]
+  pull_request:
+    branches: [main, v*]
+  schedule:
+    # https://crontab.guru/#40_10_*_*_*
+    - cron: '40 10 * * *'
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   stable:
     runs-on: ${{ matrix.runs-on }}