Fix arm-pl011-uart crate dependency name

The TForg arm-pl011 crate has been renamed to arm-pl011-uart, change the
dependency name.

Signed-off-by: Balint Dobszay <balint.dobszay@arm.com>
Change-Id: I3eab978f88c1416b23dad1b795b9f9e27dd46386
3 files changed