Remove duplicate JSDoc comment blocks in Jwt.ts (#22)

* Initial plan

* Remove duplicate JSDoc comments from Jwt.ts

Co-authored-by: jkyberneees <4096860+jkyberneees@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: jkyberneees <4096860+jkyberneees@users.noreply.github.com>

Author: Copilot