Update default.md

## Description

// Describe what the MR bring

## Issue(s)

Closes #

## Test environment

- [ ] non regression test

/!\ __Checked OS should at least be tested:__ /!\

- [ ] windows

- [ ] linux 

- [ ] MacOS _Not supported yet__

/!\ __Checked devices should at least be tested:__ /!\

_If no device checked, then you can pick anyone from the list_

- [ ] GS290

- [ ] FP3

- [ ] 2e

- [ ] starlte 

- [ ] star2lte

- [ ] dreamlte 

- [ ] dream2lte

- [ ] herolte 

- [ ] hero2lte

__HOW TO SETUP__

- Download build from latest pipeline of this MR

### windows

 - Extracted  Installer from the build downloaded

 - Double click on it

 - Follow the setup wizard

 - Start from shorcut in menu

### linux with Snap

- You need to have snap available from your shell. 

  - Debian/ubuntu based : 

    ```

    sudo apt install snapd

    ```

  - Fedora based : 

    ```

    sudo dnf install snapd

    ```

  - Arch linux based :

    ```

    yaourt -S snapd

    sudo systemctl enable --now snapd.socket

    ```

- Extract snap file to some location

- Open shell prompt and move to this location (using cd <your location>)

- run : `sudo snap install --dangerous <yourFile.snap>`. _Note: I have a doubt about sudo_

- run : `snap connect easy-installer:adb-support`

- run : `sudo snap connect easy-installer:raw-usb`

## Test procedures

//Describe the process to Follow

//Describe what should be checked

## Screenshots

// Screenshots which can help reviewer

## Check list

- [ ] Self review

- [ ] Test procedure explained

- [ ] Tested on fresh install

- [ ] Tested applied as an update

- [ ] License

- [ ] Internal documentation

- [ ] User documentation