Fixed typo in juce_MPESynthesiser.h

modules/juce_audio_basics/mpe/juce_MPESynthesiser.h

@@ -47,7 +47,7 @@ namespace juce
     what the target playback rate is. This value is passed on to the voices so that
     they can pitch their output correctly.
 
-    @see MPESynthesiserBase, MPESythesiserVoice, MPENote, MPEInstrument
+    @see MPESynthesiserBase, MPESynthesiserVoice, MPENote, MPEInstrument
 */
 class JUCE_API  MPESynthesiser   : public MPESynthesiserBase
 {