MSI installer : Use CAQuietExec64 on Win64 , not CAQuietExec

It works, but irritates people who look into the log and see
traces of 32bit custom action server.

win/packaging/create_msi.cmake.in

@@ -70,10 +70,12 @@ IF(CMAKE_SIZEOF_VOID_P EQUAL 8)
   SET(Win64 " Win64='yes'")
   SET(Platform x64)
   SET(PlatformProgramFilesFolder ProgramFiles64Folder)
+  SET(CA_QUIET_EXEC CAQuietExec64)
 ELSE()
   SET(CANDLE_ARCH -arch x86)
   SET(Platform x86)
   SET(PlatformProgramFilesFolder ProgramFilesFolder)
+  SET(CA_QUIET_EXEC CAQuietExec)
   SET(Win64)
 ENDIF()
 

win/packaging/extra.wxs.in

@@ -666,7 +666,7 @@
     <CustomAction Id="CreateDatabaseRollbackCommand" Property="CreateDatabaseRollback"
         Value="[SERVICENAME]\[DATADIR]"
         Execute="immediate"/>
-    <CustomAction Id="CreateDatabase" BinaryKey="WixCA" DllEntry="CAQuietExec"
+    <CustomAction Id="CreateDatabase" BinaryKey="WixCA" DllEntry="@CA_QUIET_EXEC@"
             Execute="deferred" Return="check" Impersonate="no" />
     <CustomAction Id="CreateDatabaseRollback" BinaryKey="wixca.dll" DllEntry="CreateDatabaseRollback"
         Execute="rollback" Return="check" Impersonate="no"/>