don't add (purely cosmetic) newline after HTML marker, fixes #2950

Closes #2950

Merge request studip/studip!1985

lib/classes/Markup.class.php

@@ -144,7 +144,7 @@ class Markup
         if (self::hasHtmlMarker($text) || trim($text) === '') {
             return $text; // marker already set, don't set twice
         }
-        return self::HTML_MARKER . PHP_EOL . $text;
+        return self::HTML_MARKER . $text;
     }
 
     /**

resources/assets/javascripts/lib/wysiwyg.js

@@ -25,7 +25,7 @@ const wysiwyg = {
         if (this.hasHtmlMarker(text) || text.trim() == '') {
             return text; // marker already set, don't set twice
         }
-        return this.htmlMarker + '\n' + text;
+        return this.htmlMarker + text;
     },
 
     getEditor,