README change (more stuff for microbit) part 1

[vandyliu]

AB#34117

Description:

• Update README to reflect addition of micro:bit updates. Take a look at it here: https://github.com/microsoft/vscode-python-devicesimulator/tree/users/t-vali/description-change
• USING relative paths for image right now, will make another PR to use direct links to those images after this gets merged

Type of change

Please delete options that are not relevant.

• This change requires a documentation update

Limitations:

Please describe limitations of this PR

Testing:

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• Test A
• Test B

Checklist:

• My code follows the style guidelines of this project
• My code has been formatted with npm run format and passes the checks in npm run check
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

[nasadigital]

Finally both devices have fair treatment. Very well done!

[nasadigital]

LGTM ⚡️ ⚡️

[andreamah]

The docs are so much clearer now :O

[andreamah]

one more comment!!!

[andreamah]

Amazing! Thanks for making that last fix 😎