[vscode-graphql-syntax] Text on the same line after `#graphql` inside a Javascript string is not formatted as a comment

### Description:

Observe the following:


Text on the same line after the first `#graphql` keyword is not formatted as a comment. It can lead to confusion if the code is invalid, but appears valid like this:


### Is there an existing issue for this?

- [X] I have searched the existing issues

**PS:** Please [fix `vscode-syntax-bug.yml`](https://github.com/graphql/graphiql/edit/main/.github/ISSUE_TEMPLATE/vscode-syntax-bug.yml) issue template. It has the above checkbox only. I had to edit the comment to add the description.