docs: STYLE GUIDE attribute ordering convention added link

Author: BhoomishGupta

STYLE_GUIDE.md

@@ -61,7 +61,7 @@ focus on the semantics of the proposed changes rather than style and formatting.
   ```  
   When defining many arrays of the same dimension, `dimension` can be used as an exception if it makes the code less verbose.
 * If the `optional` attribute is used to declare a dummy argument, it should follow the `intent` attribute.
-* For module procedures, it is recommended to declare attributes before the module keyword for better retro compatibility (Projects using CMake versions lower than CMake 3.25.0 are concerned see Spurious modules).
+* For module procedures, it is recommended to declare attributes before the module keyword for better retro compatibility (Projects using CMake versions lower than CMake 3.25.0 are concerned see [Spurious modules](https://gitlab.kitware.com/cmake/cmake/-/issues/18427#note_983426)).
 Prefere the following pattern:
 ```
 <attribute> <attribute> module <function/subroutine> <name>