build(deps-dev): bump @types/node from 25.9.1 to 26.1.2

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 25.9.1 to 26.1.2.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
  dependency-version: 26.1.2
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -51,7 +51,7 @@
   "devDependencies": {
     "@eslint/js": "^9.39.5",
     "@types/d3": "^7.4.3",
-    "@types/node": "^25.9.1",
+    "@types/node": "^26.1.2",
     "@typescript-eslint/eslint-plugin": "^8.65.0",
     "@typescript-eslint/parser": "^8.64.0",
     "@vitest/ui": "^4.1.10",