add more constant Keys to constant.dart file.

[JordyHers]

Current Behaviour:

The current app only has one value in the constant folder.

Expected Behaviour:

Add all necessary keys that will be used letter for testing when running
And use k to make it constant.

knameKey
kavatarKey

import 'package:flutter/material.dart';

class Keys {
  static const emailKeys = Key('emailLoginKey');
  //...
  //...
}



// in the test file 
tester.findByKey(emailKeys);

Steps to Reproduce:

NO/

Environment:

Emulator: Pixel 6 Pro
Android version: 12
Android SDK: 33

[arshnirmal]

Hi I would like to work on this issue

[sahil-banswani]

i would like to work on this issue @arshnirmal

[JordyHers]

@sahil-banswani Feel free to take over the ticket.