FMAC Exported Constants

Modules
	Get Flag Defines
	Flag defines which can be used with LL_FMAC_ReadReg function.
	IT Defines
	IT defines which can be used with LL_FMAC_ReadReg and LL_FMAC_WriteReg functions.
	FMAC watermarks
	Watermark defines that can be used for buffer full (input) or buffer empty (output)
	FMAC functions
	FMAC processing