improve less formating - part 2 (template area and base modules)

- remove @author from comments
- adjust the spacing

css/area_main-content-secedit.less

@@ -2,7 +2,6 @@
  * This styles the "section editing button" (if not added by data-plugin)
  */
 
-
 #dokuwiki__content.main-content {
     .secedit:not([class*="plugin"]):not([class*="table"]) {
         position: relative;