Use node: for Node.js builtin modules

Use the the `node:` protocol when importing Node.js builtin modules
and enable rule in eslint to enforce.

The `node:` protocol for Node.js builtin modules has been available
since Node.js v14.

See: https://github.com/import-js/eslint-plugin-import/blob/main/docs/rules/enforce-node-protocol-usage.md

.eslintrc.json

@@ -253,6 +253,10 @@
             "forceSingleLine": true
           }
         ],
+        "import/enforce-node-protocol-usage": [
+          "error",
+          "always"
+        ],
 
         "unused-imports/no-unused-imports": "error",
         "lodash/import-scope": [