Fix typos

[szepeviktor]

Description of the Change

Found few misspellings. Only 1 in code. https://github.com/search?q=org%3A10up%20--c-uikit-hightlight&type=code

Checklist:

• [ ] I have read the CONTRIBUTING document.
• [ ] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have added tests to cover my change.
• [ ] All new and existing tests passed.
• [ ] I have added a changeset to my PR. See CONTRIBUTING document for instructions

[changeset-bot[bot]]

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Latest commit: da524708e351c6e977a3312337f044a7f65aa4e9

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