test: cover util.inspect on boxed primitive with colors

PR-URL: #27897
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>
Reviewed-By: Ujjwal Sharma <[email protected]>
Reviewed-By: Gireesh Punathil <[email protected]>
Reviewed-By: Rich Trott <[email protected]>
Reviewed-By: Yongsheng Zhang <[email protected]>
Reviewed-By: Ruben Bridgewater <[email protected]>

Author: pinguinjkeke

test/parallel/test-util-inspect.js

@@ -902,6 +902,10 @@ assert.strictEqual(
 
 // Test boxed primitives output the correct values.
 assert.strictEqual(util.inspect(new String('test')), "[String: 'test']");
+assert.strictEqual(
+  util.inspect(new String('test'), { colors: true }),
+  "\u001b[32m[String: 'test']\u001b[39m"
+);
 assert.strictEqual(
   util.inspect(Object(Symbol('test'))),
   '[Symbol: Symbol(test)]'