Chore: Remove extra parentheses from return type

[ArnoSaine]

Proposed changes

Removing the extra parentheses allows this component to be compiled using Babel.

Issue(s)

-

How to test or reproduce

Test using Babel JS Repl:

1. Open Babel JS Repl
2. Check "PRESETS: typescript"
3. Paste file source to the input field

It's expected the code to be compiled, but it errors /repl.tsx: Unexpected token, expected ";" (7:68).

Screenshots

-

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• Improvement (non-breaking change which improves a current function)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Hotfix (a major bugfix that has to be merged asap)
• Documentation Update (if none of the other choices apply)

Checklist

• I have read the CONTRIBUTING doc
• I have signed the CLA
• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works (if applicable)
• I have added necessary documentation (if applicable)
• Any dependent changes have been merged and published in downstream modules

Changelog

-

Further comments

-