Preapre codebase for FileRequest compiletime improvements (#6192)

* Preapre codebase for FileRequest compiletime improvements

This is preparing grounds for the next PR that will contain the 'meat'
of the changes.

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* Remove spurious newline.

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

Gems/AudioSystem/Code/Source/Engine/FileCacheManager.cpp

@@ -435,7 +435,7 @@ namespace Audio
                     }
 
                     // Format: "relative/path/filename.ext (230 KiB) [2]"
-                    auxGeom.Draw2dLabel(positionX, positionY, entryDrawSize, color, false, 
+                    auxGeom.Draw2dLabel(positionX, positionY, entryDrawSize, color, false,
                         "%s (%zu %s) [%zu]",
                         audioFileEntry->m_filePath.c_str(),
                         fileSize,
@@ -626,7 +626,7 @@ namespace Audio
             }
         }
     }
-    
+
     ///////////////////////////////////////////////////////////////////////////////////////////////
     bool CFileCacheManager::AllocateMemoryBlockInternal(CATLAudioFileEntry* const audioFileEntry)
     {