arm64: zynqmp: Add missing support for 9cg version

9cg version was supported before code refactoring. The patch is adding it
back.

Fixes: fa793165daf7 ("xilinx: zynqmp: refactor silicon name function")
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index 28f067a..70d6fd4 100644
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -100,7 +100,7 @@
 	{
 		.id = 0x04738093,
 		.device = 9,
-		.variants = ZYNQMP_VARIANT_EG,
+		.variants = ZYNQMP_VARIANT_EG | ZYNQMP_VARIANT_CG,
 	},
 	{
 		.id = 0x04740093,