deps: bump @npmcli/package-json from 5.2.1 to 6.0.0

Bumps [@npmcli/package-json](https://github.com/npm/package-json) from 5.2.1 to 6.0.0.
- [Release notes](https://github.com/npm/package-json/releases)
- [Changelog](https://github.com/npm/package-json/blob/main/CHANGELOG.md)
- [Commits](npm/package-json@v5.2.1...v6.0.0)

---
updated-dependencies:
- dependency-name: "@npmcli/package-json"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -47,7 +47,7 @@
   "dependencies": {
     "@npmcli/git": "^6.0.0",
     "@npmcli/installed-package-contents": "^3.0.0",
-    "@npmcli/package-json": "^5.1.0",
+    "@npmcli/package-json": "^6.0.0",
     "@npmcli/promise-spawn": "^8.0.0",
     "@npmcli/run-script": "^9.0.0",
     "cacache": "^18.0.0",