Always include RT styles

services/web/public/stylesheets/_style_includes.less

@@ -84,8 +84,4 @@
 @import	"../js/libs/pdfListView/TextLayer.css";
 @import	"../js/libs/pdfListView/AnnotationsLayer.css";
 @import	"../js/libs/pdfListView/HighlightsLayer.css";
-
-// CodeMirror
-& when (@show-rich-text) {
-  @import "vendor/codemirror.css";
-}
+@import "vendor/codemirror.css";

services/web/public/stylesheets/app/editor.less

@@ -12,9 +12,7 @@
 @import "./editor/online-users.less";
 @import "./editor/hotkeys.less";
 @import "./editor/review-panel.less";
-& when (@show-rich-text) {
-	@import "./editor/rich-text.less";
-}
+@import "./editor/rich-text.less";
 
 @ui-layout-toggler-def-height: 50px;
 @ui-resizer-size: 7px;