[proposal] export createJWK

[cre8]

What issue is this PR fixing

Fixes #1324

What is being changed

Exports createJWK function from utils package

Quality

Check all that apply:

• [X] I want these changes to be integrated
• [X] I successfully ran pnpm i, pnpm build, pnpm test, pnpm test:browser locally.
• [X] I allow my PR to be updated by the reviewers (to speed up the review process).
• [ ] I added unit tests.
• [ ] I added integration tests.
• [X] I did not add automated tests because _____, and I am aware that a PR without tests will likely get rejected.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (3ac343e) 85.50% compared to head (ec3fdd8) 85.51%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## next #1325 +/- ## ======================================= Coverage 85.50% 85.51% ======================================= Files 170 170 Lines 18947 18947 Branches 2120 2120 ======================================= + Hits 16201 16202 +1 + Misses 2746 2745 -1 ```

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