package/rockchip-rkbin: fix typo in help text

Reported-by: Kilian Zinnecker <kilian.zinnecker@mail.de>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/rockchip-rkbin/Config.in

@@ -9,7 +9,7 @@ if BR2_PACKAGE_ROCKCHIP_RKBIN
 config BR2_PACKAGE_ROCKCHIP_RKBIN_TPL_FILENAME
 	string "Rockchip rkbin tpl file path"
 	help
-	  Fath to the tpl file inside the rkbin repository. The
+	  Path to the tpl file inside the rkbin repository. The
 	  specified file will be copied and used by U-Boot as tpl.
 
 config BR2_PACKAGE_ROCKCHIP_RKBIN_BL31_FILENAME