qa: fix issues found using clang-tidy

bin/jni/configurationmanager.i

src/client/configurationmanager.cpp

src/client/videomanager.cpp

src/dring/configurationmanager_interface.h

src/dring/videomanager_interface.h

src/media/media_codec.h

src/ringdht/ringaccount.cpp

src/ringdht/ringaccount.h

src/sip/sdp.cpp

src/sip/sip_utils.cpp

src/sip/sipaccount.cpp

src/sip/sipaccountbase.h

src/sip/sipcall.h

src/sip/sippresence.cpp

src/sip/siptransport.h

src/sip/sipvoiplink.cpp

src/sip/sipvoiplink.h

src/upnp/upnp_context.cpp

src/upnp/upnp_igd.cpp

src/upnp/upnp_igd.h