[PATCH][1/1] README.rockchip: fix typo error

[b.l.huang]

This commit fix the typo error of doc/README.rockchip,
it is 'Six' not 'Size'.

Signed-off-by: Banglang Huang <banglang.huang at foxmail.com>
---
 doc/README.rockchip | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/README.rockchip b/doc/README.rockchip
index a58d480fb3..82a3962405 100644
--- a/doc/README.rockchip
+++ b/doc/README.rockchip
@@ -60,7 +60,7 @@ Four RK3328 boards are supported:
      use roc-cc-rk3328_defconfig
    - Radxa Rockpi E board - use rock-pi-e-rk3328_defconfig
 
-Size RK3399 boards are supported (aarch64):
+Six RK3399 boards are supported (aarch64):
 
    - EBV RK3399 - use evb_rk3399 configuration
    - Firefly RK3399 - use the firefly_rk3399 configuration
-- 
2.17.1