linux-phytec-fsl

ARM: dts: imx27-3ds: Rename it to imx27-pdk

imx27-pdk is the name found on Freescale website, so use it instead of 3ds.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>