Fix for file searches returning non-precomposed unicode chars on OSX.

modules/juce_core/native/juce_mac_Files.mm

@@ -356,7 +356,7 @@ public:
                     return false;
 
                 [enumerator skipDescendents];
-                filenameFound = nsStringToJuce (file);
+                filenameFound = nsStringToJuce (file).convertToPrecomposedUnicode();
 
                 if (wildcardUTF8 == nullptr)
                     wildcardUTF8 = wildCard.toUTF8();