dma: imx-sdma: Spelling s/determnine/determine/

Signed-off-by: Geert Uytterhoeven <geert+renesas@linux-m68k.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt

@@ -8,7 +8,7 @@ Required properties:
       "fsl,imx51-sdma"
       "fsl,imx53-sdma"
       "fsl,imx6q-sdma"
-  The -to variants should be preferred since they allow to determnine the
+  The -to variants should be preferred since they allow to determine the
   correct ROM script addresses needed for the driver to work without additional
   firmware.
 - reg : Should contain SDMA registers location and length