Issue #1185 - Fix formatting in installer-lib and its tests

installer/src/installer-lib/DLL.h

 /**
 * \file DLL.h The DLL as a Windows system module.
 */
 
 #ifndef DLL_H
 #define DLL_H
 
 #include <memory>
 #include <string>
 
 #include "windows.h"
 
 /**
 * Singleton representing the DLL module. This class is the source of the file name for the custom action library, used in logging.
 * The choice to use a singleton reflects the design of the Windows API, which treats the module handle as a global for the DLL instance,
 * only appearing during the calls that manage the lifetime of the DLL.
 */
 class DllModule
 {
 public:
   /**
   * Accessor function for the singleton.
   */
-  static DllModule & Module();
+  static DllModule& Module();
 
   /**
   * Hook function to call on DLL attach.
   */
-  static void Attach( HINSTANCE handle );
+  static void Attach(HINSTANCE handle);
 
   /**
   * Hook function to call on DLL detach.
   */
   static void Detach();
 
   /**
   * Textual name of the DLL as an OS module.
   */
   std::wstring Name();
 
 private:
   /**
   * The singleton value.
   */
-  static std::shared_ptr< DllModule > singleton;
+  static std::shared_ptr<DllModule> singleton;
 
   /**
   * Private constructor ensures use of accessor function only.
   */
-  DllModule( HINSTANCE handle );
+  DllModule(HINSTANCE handle);
 
   /**
   * Windows handle for the instance of the DLL.
   */
   HINSTANCE handle;
 
   /**
   * The text name of the module.
   *
   * Implemented as a smart pointer for deferred evaluation of the system call to get the module name.
   */
-  std::shared_ptr< std::wstring > name;
+  std::shared_ptr<std::wstring> name;
 };
 
 #endif