dts: stm32f4: Add UART3/4/5/7/8/9/10

Add missing UARTs from the main device tree. They are declared as
disabled and can be enabled individually by each board.

Change-Id: I0ec73c59b4c3c4ee56f12ae70f2d6cdbec14fe33
Signed-off-by: Florian Vaussard <florian.vaussard@heig-vd.ch>
1 file changed