UI: Fix typo in Virtual Camera logging functions

cvam -> vcam

(cherry picked from commit c0ee1e718df3c1b0a49dd221841456d4f449b5ec)

UI/window-basic-main-outputs.cpp

@@ -301,7 +301,7 @@ inline BasicOutputHandler::BasicOutputHandler(OBSBasic *main_) : main(main_)
 	}
 }
 
-extern void log_cvam_changed(const VCamConfig &config, bool starting);
+extern void log_vcam_changed(const VCamConfig &config, bool starting);
 
 bool BasicOutputHandler::StartVirtualCam()
 {
@@ -346,7 +346,7 @@ bool BasicOutputHandler::StartVirtualCam()
 		DestroyVirtualCamView();
 	}
 
-	log_cvam_changed(main->vcamConfig, true);
+	log_vcam_changed(main->vcamConfig, true);
 
 	return success;
 }

UI/window-basic-main.cpp

@@ -8199,7 +8199,7 @@ void OBSBasic::VCamConfigButtonClicked()
 	dialog.exec();
 }
 
-void log_cvam_changed(const VCamConfig &config, bool starting)
+void log_vcam_changed(const VCamConfig &config, bool starting)
 {
 	const char *action = starting ? "Starting" : "Changing";
 
@@ -8228,7 +8228,7 @@ void OBSBasic::UpdateVirtualCamConfig(const VCamConfig &config)
 	vcamConfig = config;
 
 	outputHandler->UpdateVirtualCamOutputSource();
-	log_cvam_changed(config, false);
+	log_vcam_changed(config, false);
 }
 
 void OBSBasic::RestartVirtualCam(const VCamConfig &config)