Fix copy to clipboard functionality on Colors and Typography demos #2421
Description
Describe the bug
Nothing is copied to the clipboard on clicking:
Reproduction
https://preview.gravity-ui.com/uikit/?path=/story/colors--texts
Steps to reproduce
No response
Environment
MacOS 15.5
Microsoft Edge 138
Validations
- Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
- The provided reproduction is a minimal reproducible example of the bug.