u-boot-xlnx.inc: Remove deploying u-boot-spl.bin for runqemu
u-boot-xlnx.inc: Remove deploying u-boot-spl.bin for runqemu

Due to this change 54e2729ed43f82b8cfd96395fb68e447a9b60f86, zcu102
runqemu does not depend on u-boot-spl.bin. It requires just ATF and
u-boot to be present. Hence deploying of u-boot-spl.bin is no longer
required.

Signed-off-by: Manjukumar Matha <4c64a17569570cb9f1048973bce031c402b55312@xilinx.com>

nathanrossi/meta-xilinx,Xilinx/meta-xilinx,Xilinx/meta-xilinx,Xilinx/meta-xilinx,Xilinx/meta-xilinx,Xilinx/meta-xilinx,nathanrossi/meta-xilinx,nathanrossi/meta-xilinx,Xilinx/meta-xilinx,nathanrossi/meta-xilinx