arch: rockchip: rk3588: Fix missing suffix 'A' for Edgeble Neu6A

Add missing suffix 'A' for Edgeble Neu6A SoM and IO boards.

Fixes: <15b2d1fb727> ("board: rockchip: Add Edgeble Neural Compute
Module 6")
Signed-off-by: Jagan Teki <jagan@edgeble.ai>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/mach-rockchip/rk3588/Kconfig b/arch/arm/mach-rockchip/rk3588/Kconfig
index b7d5f13..0255f65 100644
--- a/arch/arm/mach-rockchip/rk3588/Kconfig
+++ b/arch/arm/mach-rockchip/rk3588/Kconfig
@@ -10,14 +10,14 @@
 	bool "Edgeble Neural Compute Module 6(Neu6) SoM"
 	select BOARD_LATE_INIT
 	help
-	  Neu6:
-	  Neural Compute Module 6A(Neu6a) is a 96boards SoM-CB compute module
+	  Neu6A:
+	  Neural Compute Module 6A(Neu6A) is a 96boards SoM-CB compute module
 	  based on Rockchip RK3588 from Edgeble AI.
 
-	  Neu6-IO:
-	  Neural Compute Module 6(Neu6) IO board is an industrial form factor
+	  Neu6A-IO:
+	  Neural Compute Module 6A(Neu6A) IO board is an industrial form factor
 	  IO board and Neu6a needs to mount on top of this IO board in order to
-	  create complete Edgeble Neural Compute Module 6(Neu6) IO platform.
+	  create complete Edgeble Neural Compute Module 6A(Neu6A) IO platform.
 
 config TARGET_ROCK5B_RK3588
 	bool "Radxa ROCK5B RK3588 board"