Update editor-manual.qmd

Author: MatMatt

src/guidelines/editor-manual.qmd

@@ -17,7 +17,7 @@ format:
   #docx:
   #  reference-doc: ../styles/template-guideline.docx
   #  hidden: true
-  #pdf: default
+  pdf: default
 ---
 
 <!--# I havelooked into the ../../metadata/default.yml. there are several things which are also set here e.g. toc but also others. In this document we may go a bit more into detail what is controlled in default.yaml and what can/should be controlled by the document creator. -->