Merge pull request #9989 from eins78/more-monospace-elements

code.less: also set default monospace font for `<kbd>` and `<samp>`

less/code.less

@@ -5,7 +5,9 @@
 
 // Inline and block code styles
 code,
-pre {
+kdb,
+pre,
+samp {
   font-family: @font-family-monospace;
 }