Fixed undefined define.

src/glcontext_nsgl.mm

@@ -5,7 +5,7 @@
 
 #include "bgfx_p.h"
 
-#if BX_PLATFORM_OSX && (BGFX_CONFIG_RENDERER_OPENGLES2|BGFX_CONFIG_RENDERER_OPENGLES3|BGFX_CONFIG_RENDERER_OPENGL)
+#if BX_PLATFORM_OSX && (BGFX_CONFIG_RENDERER_OPENGLES || BGFX_CONFIG_RENDERER_OPENGL)
 #	include "renderer_gl.h"
 #	include <Cocoa/Cocoa.h>
 #	include <bx/os.h>