Update source/contribute.rst

Co-authored-by: Sviatoslav Sydorenko <wk.cvs.github@sydorenko.org.ua>

Author: dukecat0

source/contribute.rst

@@ -109,8 +109,7 @@ before translating on Weblate.
 
       `some ref`_ -> `TRANSLATED TEXT HERE`_
 
-  | Right: Translate the following text with your own language and add reference to the 
-    original language:
+  | Right: Translate the following text with your own language and add the original reference:
 
   .. code-block::