udoo_neo: Remove USDHC3 entry

Commit c94981efa20cc58 ("udoo_neo: Remove USDHC3 support") removed
the SDHC3 support, but missed to remove the entry from the usdhc_cfg
structure, so just remove it.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
1 file changed