Bump knip from 5.78.0 to 5.87.0

Bumps [knip](https://github.com/webpro-nl/knip/tree/HEAD/packages/knip) from 5.78.0 to 5.87.0.
- [Release notes](https://github.com/webpro-nl/knip/releases)
- [Commits](https://github.com/webpro-nl/knip/commits/knip@5.87.0/packages/knip)

---
updated-dependencies:
- dependency-name: knip
  dependency-version: 5.87.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package.json

@@ -14,7 +14,7 @@
 	"devDependencies": {
 		"@biomejs/biome": "2.3.10",
 		"@types/node": "25.0.3",
-		"knip": "5.78.0",
+		"knip": "5.87.0",
 		"pkg-pr-new": "0.0.62",
 		"typescript": "5.9.3"
 	}