[profiler] Properly describe OS X rake task.
[profiler] Properly describe OS X rake task.

katsuyoshi/RubyMotion,HipByte/RubyMotion,katsuyoshi/RubyMotion,hboon/RubyMotion,beni55/RubyMotion,hboon/RubyMotion,beni55/RubyMotion,incbee/RubyMotion,jjaffeux/RubyMotion,jjaffeux/RubyMotion,jjaffeux/RubyMotion,incbee/RubyMotion,katsuyoshi/RubyMotion,incbee/RubyMotion,HipByte/RubyMotion,jjaffeux/RubyMotion,katsuyoshi/RubyMotion,beni55/RubyMotion,incbee/RubyMotion,hboon/RubyMotion,HipByte/RubyMotion,beni55/RubyMotion