Update STYLE_GUIDE.md

Co-Authored-By: Milan Curcic <caomaco@gmail.com>

Author: JHenneberg

STYLE_GUIDE.md

@@ -59,7 +59,7 @@ focus on the semantics of the proposed changes rather than style and formatting.
   real, dimension(:,:), allocatable :: b
   ```
 
-  When defining a lot of arrays of the same dimension ```dimension``` can be used as an exception.
+When defining many arrays of the same dimension, ```dimension``` can be used as an exception if it makes the code less verbose.
 * If ```optional``` attribute is used to declare a dummy argument, it should follow the intent attribute
 
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