mlt7: Remove autotrack_rectangle (motion_est) further cleanup

data/kdenliveeffectscategory.rc

 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE kpartgui SYSTEM "kpartgui.dtd">
 <data name="effects" version="0">
-  <group list="chroma,frei0r.alpha0ps,frei0r.alphagrad,frei0r.alphaspot,frei0r.transparency,frei0r.mask0mate,rotoscoping,frei0r.keyspillm0pup,avfilter.despill,obscure,autotrack_rectangle,frei0r.bluescreen0r,lumakey,shape,spot_remover,frei0r.select0r,frei0r.spillsupress,frei0r.bgsubtract0r,opencv.tracker,strobe">
+  <group list="chroma,frei0r.alpha0ps,frei0r.alphagrad,frei0r.alphaspot,frei0r.transparency,frei0r.mask0mate,rotoscoping,frei0r.keyspillm0pup,avfilter.despill,obscure,frei0r.bluescreen0r,lumakey,shape,spot_remover,frei0r.select0r,frei0r.spillsupress,frei0r.bgsubtract0r,opencv.tracker,strobe">
     <text>Alpha, Mask and Keying</text>
   </group>
 <group list="boxblur,frei0r.squareblur,avfilter.avgblur,avfilter.gblur,avfilter.smartblur,avfilter.boxblur,avfilter.unsharp,avfilter.sab">

src/assets/model/assetparametermodel.cpp

@@ -278,7 +278,7 @@ void AssetParameterModel::setParameter(const QString &name, int value, bool upda
         }
         m_asset->set("effect", effectParam.join(QLatin1Char(' ')).toUtf8().constData());
         emit replugEffect(shared_from_this());
-    } else if (m_assetId == QLatin1String("autotrack_rectangle") || m_assetId.startsWith(QStringLiteral("ladspa"))) {
+    } else if (m_assetId.startsWith(QStringLiteral("ladspa"))) {
         // these effects don't understand param change and need to be rebuild
         emit replugEffect(shared_from_this());
     }
@@ -368,7 +368,7 @@ void AssetParameterModel::setParameter(const QString &name, const QString &param
         m_asset->set("effect", effectParam.join(QLatin1Char(' ')).toUtf8().constData());
         emit replugEffect(shared_from_this());
         updateChildRequired = false;
-    } else if (m_assetId == QLatin1String("autotrack_rectangle") || m_assetId.startsWith(QStringLiteral("ladspa"))) {
+    } else if (m_assetId.startsWith(QStringLiteral("ladspa"))) {
         // these effects don't understand param change and need to be rebuild
         emit replugEffect(shared_from_this());
         updateChildRequired = false;