tf-m-extra-build: Rename example_dma350_ns

The dma350_ns example in the tf-m-extras repository was
rename to clcd_example. Renamed the related configs here
to keep it in sync.

Change-Id: I34f4abd5fd4068f625af5ac2268050c407a2b7c6
Signed-off-by: Bence Balogh <bence.balogh@arm.com>
1 file changed