Activate effect when adding it on the stack

src/effects/effectstack/view/effectstackview.cpp

@@ -373,7 +373,7 @@ ObjectId EffectStackView::stackOwner() const
 bool EffectStackView::addEffect(const QString &effectId)
 {
     if (m_model) {
-        return m_model->appendEffect(effectId);
+        return m_model->appendEffect(effectId, true);
     }
     return false;
 }

src/timeline2/model/clipmodel.cpp

@@ -329,7 +329,7 @@ bool ClipModel::addEffect(const QString &effectId)
     } else if (m_currentState == PlaylistState::AudioOnly) {
         return false;
     }
-    m_effectStack->appendEffect(effectId);
+    m_effectStack->appendEffect(effectId, true);
     return true;
 }