faac: add README to licenses
faac: add README to licenses

- Added README file to LIC_FILES_CHKSUM as per legal-sweep
  review

Signed-off-by: Varunkumar Allagadapa <bf7d6ed86d8af86b4fccf266c9a286e6497f8ab2@xilinx.com>
Signed-off-by: Manjukumar Matha <4c64a17569570cb9f1048973bce031c402b55312@xilinx.com>

Xilinx/meta-petalinux,Xilinx/meta-petalinux,Xilinx/meta-petalinux,Xilinx/meta-petalinux,Xilinx/meta-petalinux,Xilinx/meta-petalinux