Click to open the referenced block's file from within schema

[aswamy]

Is your feature request related to a problem? Please describe.

• When i see a theme block reference within a schema, i want to be able to navigate to the file to see its content

Describe the solution you'd like

• Similar to render or content_for tag, I want to be able to click on a block reference within a schema and open the respective file

Useful links
https://github.com/microsoft/vscode-json-languageservice/blob/main/src/services/jsonLinks.ts

Checklist

• I have checked and made sure that the proposal adheres to this plugin's principles