arm64: zynqmp: Add idcodes for new RFSoC silicons ZU48DR and ZU49DR
arm64: zynqmp: Add idcodes for new RFSoC silicons ZU48DR and ZU49DR

Add support for zu48dr and zu49dr to the list of zynqmp devices. The
zu48dr and zu49dr are the new RFSoC silicons with id values of 0x7b
and 0x7e.

Signed-off-by: Venkatesh Yadav Abbarapu <e03c3614aac6f2d43431bff477d9e81e834877b6@xilinx.com>
Signed-off-by: Jolly Shah <15c67fa7ddfb6210c7c4c717719f0ceeb959820c@xilinx.com>
Change-Id: I2978f16bb663853951ef8059bf0327f909447f34

achingupta/arm-trusted-firmware,achingupta/arm-trusted-firmware