ARM: zynq: Add support for 7z010_lr and 7z020_lr

Add support for *_lr SOCs. Without this change chips are not going to be
properly identified and bitstream programming won't work.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/14d8905a89d1b31fbb2318512cf57eb0256c11be.1722347416.git.michal.simek@amd.com