util: use blue on non-windows systems for number

Backport-PR-URL: #19180
PR-URL: #18925
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

Author: devsnek

lib/util.js

@@ -333,9 +333,10 @@ inspect.colors = Object.assign(Object.create(null), {
 });
 
 // Don't use 'blue' not visible on cmd.exe
+const windows = process.platform === 'win32';
 inspect.styles = Object.assign(Object.create(null), {
   'special': 'cyan',
-  'number': 'yellow',
+  'number': windows ? 'yellow' : 'blue',
   'boolean': 'yellow',
   'undefined': 'grey',
   'null': 'bold',