build(deps): Bump @mui/core-downloads-tracker from 5.15.14 to 5.15.15 (…

…#1741)

Bumps [@mui/core-downloads-tracker](https://github.com/mui/material-ui/tree/HEAD/packages/core-downloads-tracker) from 5.15.14 to 5.15.15.
- [Release notes](https://github.com/mui/material-ui/releases)
- [Commits](https://github.com/mui/material-ui/commits/v5.15.15/packages/core-downloads-tracker)

---
updated-dependencies:
- dependency-name: "@mui/core-downloads-tracker"
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>