Deps: bump @mantine/core from 7.13.4 to 7.15.2

Bumps [@mantine/core](/~https://github.com/mantinedev/mantine/tree/HEAD/packages/@mantine/core) from 7.13.4 to 7.15.2.
- [Release notes](/~https://github.com/mantinedev/mantine/releases)
- [Changelog](/~https://github.com/mantinedev/mantine/blob/master/CHANGELOG.md)
- [Commits](/~https://github.com/mantinedev/mantine/commits/7.15.2/packages/@mantine/core)

---
updated-dependencies:
- dependency-name: "@mantine/core"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -34,7 +34,7 @@
   "dependencies": {
     "@atlaskit/pragmatic-drag-and-drop-react-beautiful-dnd-migration": "^1.2.4",
     "@greenbone/opensight-ui-components-mantinev7": "^0.0.7-alpha3",
-    "@mantine/core": "^7.12.1",
+    "@mantine/core": "^7.15.2",
     "@reduxjs/toolkit": "^2.5.0",
     "@sentry/react": "^8.39.0",
     "@visx/axis": "^3.12.0",