ASoC: Remove BROKEN from mpc5200 kconfig

The regression was fixed by commit
3e5b5016, so no need to mark this
driver as BROKEN.
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/soc/fsl/Kconfig

@@ -21,7 +21,7 @@ config SND_SOC_MPC8610_HPCD
 
 config SND_SOC_MPC5200_I2S
 	tristate "Freescale MPC5200 PSC in I2S mode driver"
-	depends on PPC_MPC52xx && PPC_BESTCOMM && BROKEN
+	depends on PPC_MPC52xx && PPC_BESTCOMM
 	select SND_SOC_OF_SIMPLE
 	select PPC_BESTCOMM_GEN_BD
 	help