habanalabs: no need for DMA_SHARED_BUFFER

Now that the driver no longer uses dma_buf, we can remove the select of
DMA_SHARED_BUFFER from kconfig.

Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>

drivers/misc/habanalabs/Kconfig

@@ -7,7 +7,6 @@ config HABANA_AI
 	tristate "HabanaAI accelerators (habanalabs)"
 	depends on PCI && HAS_IOMEM
 	select FRAME_VECTOR
-	select DMA_SHARED_BUFFER
 	select GENERIC_ALLOCATOR
 	select HWMON
 	help