board: toradex: apalis-imx8x: fix build warning

The length of an underline must match the length of the header.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>

diff --git a/doc/board/toradex/apalix-imx8x.rst b/doc/board/toradex/apalix-imx8x.rst
index efa7e0c..e62578b 100644 (file)
--- a/doc/board/toradex/apalix-imx8x.rst
+++ b/doc/board/toradex/apalix-imx8x.rst
@@ -1,7 +1,7 @@
 .. SPDX-License-Identifier: GPL-2.0+
 
 Apalis iMX8X V1.1A Module (SoC NXP i.MX8QXP RevB)
-==========================
+=================================================
 
 Quick Start
 -----------