MPE: Check if channel is in use as a member channel before checking if it is a master channel in MPEInstrument::updateDimension() to ensure that messages are routed correctly

modules/juce_audio_basics/mpe/juce_MPEInstrument.cpp

@@ -379,11 +379,7 @@ void MPEInstrument::updateDimension (int midiChannel, MPEDimension& dimension, M
     if (notes.isEmpty())
         return;
 
-    if (isMasterChannel (midiChannel))
-    {
-        updateDimensionMaster (midiChannel == 1, dimension, value);
-    }
-    else if (isMemberChannel (midiChannel))
+    if (isMemberChannel (midiChannel))
     {
         if (dimension.trackingMode == allNotesOnChannel)
         {
@@ -401,6 +397,10 @@ void MPEInstrument::updateDimension (int midiChannel, MPEDimension& dimension, M
                 updateDimensionForNote (*note, dimension, value);
         }
     }
+    else if (isMasterChannel (midiChannel))
+    {
+        updateDimensionMaster (midiChannel == 1, dimension, value);
+    }
 }
 
 //==============================================================================