mmc: fsl_esdhc: make get_cd work well in dm_mmc_ops

This patch is to make get_cd work well when DM_MMC enabled

Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index 99e5882..8463731 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -1545,7 +1545,6 @@
 {
 	struct fsl_esdhc_priv *priv = dev_get_priv(dev);
 
-	return true;
 	return esdhc_getcd_common(priv);
 }