Update deps (#38)

`[email protected]` has breaking changes, so the next version will be a major update.
See https://github.com/tclindner/npm-package-json-lint/releases/tag/v7.0.0

Author: ybiquitous

.github/workflows/nodejs.yml

@@ -14,5 +14,3 @@ jobs:
 
   test:
     uses: stylelint/.github/.github/workflows/test.yml@main
-    with:
-      node-version: '["14", "16", "18"]'

CHANGELOG.md

@@ -1,3 +1,9 @@
+## Head
+
+- Remove Node.js 14 support.
+- Bump `npm-package-json-lint` to `^7.0.0`.
+- Bump `npm-package-json-lint-config-default` to `^6.0.0`.
+
 ## 3.0.0
 
 - Remove Node.js 12 support.