Fix linting

src/Cache.cpp

src/CallDevices.cpp

src/CallManager.cpp

src/ChatPage.cpp

src/CompletionProxyModel.cpp

src/DeviceVerificationFlow.cpp

src/WebRTCSession.cpp

src/WebRTCSession.h

src/timeline/EventStore.cpp

src/timeline/TimelineModel.cpp

src/ui/UserProfile.cpp