loplugin:unnecessaryparen (macOS)

Change-Id: Ie4ae8459c0afbeac0cad1b8a30dad02535d558dd
Reviewed-on: https://gerrit.libreoffice.org/48190Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>

connectivity/source/drivers/macab/MacabAddressBook.cxx

@@ -99,7 +99,7 @@ MacabAddressBook::~MacabAddressBook()
         iter = m_xMacabGroups.begin();
         end = m_xMacabGroups.end();
         for( ; iter != end; ++iter)
-            delete (*iter);
+            delete *iter;
     }
 
     m_bRetrievedGroups = false;