feat: prompt user instead of forcing the update of sdk

[cazala]

Prompt the user if they want to update the SDK instead of doing it automatically.

Allows the user to ignore this version to prevent showing the prompt on future activations of the extension.

[github-actions[bot]]

Test this pull request

• The editor-sdk7 extension can be tested in VSCode by downloading this package and running:

  code --force --install-extension editor-sdk7.vsix