Merge pull request freeCodeCamp#1269 from adam-devel/master

Add another variant of the SFMono font name

Author: simon04

assets/stylesheets/global/_variables.scss

@@ -4,7 +4,7 @@ $textColor: #333;
 
 html {
   --baseFont: #{$baseFont};
-  --monoFont: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
+  --monoFont: 'SF Mono', 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
   --boldFontWeight: 500;
   --bolderFontWeight: 600;