Merge branch '26236-monospace-gfm' into 'master'

26236 Change gfm textarea to use monospace font

Closes #26236

See merge request !10021

app/assets/stylesheets/framework/typography.scss

@@ -306,6 +306,11 @@ a > code {
  * Textareas intended for GFM
  *
  */
+textarea.js-gfm-input {
+  font-family: $monospace_font;
+  font-size: 13px;
+}
+
 .strikethrough {
   text-decoration: line-through;
 }

changelogs/unreleased/26236-monospace-gfm.yml

+---
+title: Change gfm textarea to use monospace font
+merge_request:
+author: