Split embedded shaders into essl and glsl - Part 2 (#2536)

Here's part 2 of the embedded shaders change.

include/bgfx/embedded_shader.h

@@ -80,7 +80,7 @@
 #if BGFX_PLATFORM_SUPPORTS_ESSL
 #	undef  BGFX_EMBEDDED_SHADER_ESSL
 #	define BGFX_EMBEDDED_SHADER_ESSL(_renderer, _name) \
-		{ _renderer, BX_CONCATENATE(_name, _glsl), BX_COUNTOF(BX_CONCATENATE(_name, _glsl) ) },
+		{ _renderer, BX_CONCATENATE(_name, _essl), BX_COUNTOF(BX_CONCATENATE(_name, _essl) ) },
 #endif // BGFX_PLATFORM_SUPPORTS_ESSL
 
 #if BGFX_PLATFORM_SUPPORTS_GLSL