Add Vale extension to che-docs

[ibuziuk]

Is your task related to a problem? Please describe

che-docs is using vale - https://github.com/eclipse-che/che-docs/blob/main/.vale.ini
need to add vale extension to the repo and configure it properly

Describe the solution you'd like

che-docs is using vale - https://github.com/eclipse-che/che-docs/blob/main/.vale.ini
need to add vale extension to the repo and configure it properly - https://open-vsx.org/extension/chrischinchilla/vale-vscode

Describe alternatives you've considered

No response

Additional context

No response

[ibuziuk]

cc: @deerskindoll can we do that?

[deerskindoll]

cc: @deerskindoll can we do that?

I'll look into it. We have our own che version of Vale here: https://github.com/eclipse-che/che-docs/tree/main/.vale with some che-specific rules. What exactly do you need?

[ibuziuk]

@deerskindoll please, take a look at https://open-vsx.org/extension/chrischinchilla/vale-vscode and see how it can simplify / improve development frow of the che-docs