board: stm32mp1: use IS_ENABLED to prevent ifdef in g_dnl_board_usb_cable_connected

Use IS_ENABLED to prevent ifdef in g_dnl_board_usb_cable_connected
and in g_dnl_bind_fixup

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
1 file changed