[ #60972 ] Port InstantMessaging class to D-Pointer

src/CMakeLists.txt

src/call.cpp

src/historytimecategorymodel.h

src/hookmanager.cpp

src/hookmanager.h

src/imconversationmanager.cpp

src/imconversationmanager.h

src/instantmessagingmodel.cpp

src/instantmessagingmodel.h

src/private/instantmessagingmodel_p.h