[FR] Add support for all testing features supported in vs code testing

[beingminimal]

Is your feature request related to a problem? Please describe. Currently deno vs code extention is not supporting all native vs code testing features including coverage

1. Not showing Run Test button when we create test through BDD approach
2. Not showing test coverage

Describe the solution you'd like Add first class support for all native supported features of testing in vs code & it's coverage also.

A clear and concise description of what you want to happen. Add one click support for all this supported features in vs code. So developers can save their time in debug and coding.