arm64: dts: ti: am65: align ti,pindir-d0-out-d1-in property with dt-shema

ti,pindir-d0-out-d1-in property is expected to be of type boolean.
Therefore, fix the property accordingly.

Fixes: e180f76d ("arm64: dts: ti: Add support for Siemens IOT2050 boards")
Fixes: 5da94b50 ("arm64: dts: ti: k3-am654: Enable main domain McSPI0")
Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
Acked-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20210608051414.14873-2-a-govindraju@ti.com