Fix terrain follow preset handling

src/MissionManager/TransectStyleComplexItem.cc

@@ -309,7 +309,10 @@ bool TransectStyleComplexItem::_load(const QJsonObject& complexObject, bool forP
         }
     }
 
-    if (!forPresets) {
+    if (forPresets) {
+        // Most signalling will happen after the transects are rebuilt so we don't over signal here
+        emit followTerrainChanged(_followTerrain);
+    } else {
         emit minAMSLAltitudeChanged();
         emit maxAMSLAltitudeChanged();
         _amslEntryAltChanged();

src/PlanView/TransectStyleComplexItemTerrainFollow.qml

@@ -21,6 +21,10 @@ ColumnLayout {
         text:       qsTr("Vehicle follows terrain")
         checked:    missionItem.followTerrain
         onClicked:  missionItem.followTerrain = checked
+
+        Binding on checkedState {
+            value: missionItem.followTerrain ? Qt.Checked : Qt.Unchecked
+        }
     }
 
     GridLayout {