Fails to parse <const> assertion

[arjunu]

What version of this package are you using?
1.0.0-beta.0

What operating system, Node.js, and npm version?
macOS BigSur 11.6, v14.17.5, 7.24.0

What happened?
Fails to parse <const> assertion introduced in TypeScript 3.4.

Note: it's in a .ts file which is allowed.

const test = {
  type: <const>"SOME_STRING",
}

gives

FileParsingFailedError: [structlint] Failed to parse ...
Unterminated JSX contents (6:15)
    at Object.parse (/Users/arjun/Documents/GitHub/structlint/src/parsers/parser-babel.ts:103:11)
    at parse (/Users/arjun/Documents/GitHub/structlint/src/parsers/index.ts:28:17)
    at Array.forEach (<anonymous>)
    at lint (/Users/arjun/Documents/GitHub/structlint/src/tasks/importsTask.ts:67:11)
    at processTicksAndRejections (internal/process/task_queues.js:95:5)
    at async Promise.all (index 1)
    at runTask (/Users/arjun/Documents/GitHub/structlint/src/tasks/importsTask.ts:72:22)
    at async Promise.all (index 0)

What did you expect to happen?
Command runs without issues

Are you willing to submit a pull request to fix this bug?