dmaengine: zynqmp_dma: cleanup includes

The driver includes a few headers that are not actually used, but are
probably copy paste errors. Remove them.
Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
Link: https://lore.kernel.org/r/20210826094742.1302009-5-m.tretter@pengutronix.deSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/dma/xilinx/zynqmp_dma.c

@@ -6,15 +6,12 @@
  */
 
 #include <linux/bitops.h>
-#include <linux/dmapool.h>
-#include <linux/dma/xilinx_dma.h>
+#include <linux/dma-mapping.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/module.h>
-#include <linux/of_address.h>
 #include <linux/of_dma.h>
-#include <linux/of_irq.h>
 #include <linux/of_platform.h>
 #include <linux/slab.h>
 #include <linux/clk.h>