Display used CPUs as range, if possible.

profiler/src/main.cpp

@@ -267,6 +267,7 @@ int main( int argc, char** argv )
         0x0020, 0x00FF, // Basic Latin + Latin Supplement
         0x03BC, 0x03BC, // micro
         0x03C3, 0x03C3, // small sigma
+        0x2013, 0x2013, // en dash
         0,
     };
     static const ImWchar rangesIcons[] = {