Fix undefined css::uno::Reference<css::uno::XComponentContext> dtor

...when compiling desktop/source/app/crashreport.cxx, after
2a962cb1 "tdf#42949 Fix IWYU warnings in
include/comphelper/[m-z]*"

Change-Id: Icefe8f8d0a10ed6357daf0530afc01598dd99e22

include/comphelper/processfactory.hxx

@@ -20,7 +20,7 @@
 #ifndef INCLUDED_COMPHELPER_PROCESSFACTORY_HXX
 #define INCLUDED_COMPHELPER_PROCESSFACTORY_HXX
 
-#include <com/sun/star/uno/Reference.h>
+#include <com/sun/star/uno/Reference.hxx>
 #include <comphelper/comphelperdllapi.h>
 
 namespace com { namespace sun { namespace star { namespace lang {