Fix resetting effect does not clear timeline keyframe view, resulting in possible crash.

Caused introduced in b5de156b

src/assets/keyframes/model/keyframemodel.cpp

@@ -883,7 +883,7 @@ void KeyframeModel::parseAnimProperty(const QString &prop)
 {
     Fun undo = []() { return true; };
     Fun redo = []() { return true; };
-    QSignalBlocker bk(this);
+    disconnect(this, &KeyframeModel::modelChanged, this, &KeyframeModel::sendModification);
     removeAllKeyframes(undo, redo);
     int in = 0;
     int out = 0;
@@ -938,6 +938,7 @@ void KeyframeModel::parseAnimProperty(const QString &prop)
         }
         addKeyframe(GenTime(frame, pCore->getCurrentFps()), convertFromMltType(type), value, true, undo, redo);
     }
+    connect(this, &KeyframeModel::modelChanged, this, &KeyframeModel::sendModification);
 }
 
 void KeyframeModel::resetAnimProperty(const QString &prop)