fix hide title scan barcode Bug #7346

android/app/src/main/AndroidManifest.xml

          <uses-permission android:name="android.permission.CAMERA" />
     <application
         android:name=".Application"
-        android:label="farm_tpf"
+        android:label="Quét mã QR"
         android:icon="@mipmap/ic_launcher"
         android:requestLegacyExternalStorage="true">
         <activity
             android:name=".MainActivity"
+            android:label="Tiên Phong Farm"
             android:launchMode="singleTop"
             android:theme="@style/LaunchTheme"
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"

lib/main.dart

               builder: (context, state) {
             if (state is PlotDetailInitial) {
               return Center(
-                child: Text("PlotDetailInitial"),
+                child: Text(""),
               );
             } else if (state is PlotDetailFailure) {
               return Center(