boards: shields: rtk7eka6m3b00001bu: update shield doc

Correct doc formatting
Remove platform specific hardware configuration

Signed-off-by: The.Thanh Nguyen <[email protected]>

Author: thanhthe23

boards/shields/rtk7eka6m3b00001bu/doc/index.rst

@@ -36,19 +36,6 @@ Supported Renesas RA boards: EK-RA8D1
 - 1 x RA Board
 - 1 x Micro USB cable
 
-Hardware Configuration:
-***********************
-
-The Graphics Expansion Port (J57) connects the EK-RA8D1 board to the Graphics Expansion Board
-supplied as part of the kit.
-
-Set the configuration switches (SW1) as below to avoid potential failures.
-+-------------+-------------+--------------+------------+------------+------------+-------------+-----------+
-| SW1-1 PMOD1 | SW1-2 TRACE | SW1-3 CAMERA | SW1-4 ETHA | SW1-5 ETHB | SW1-6 GLCD | SW1-7 SDRAM | SW1-8 I3C |
-+-------------+-------------+--------------+------------+------------+------------+-------------+-----------+
-|     OFF     |     OFF     |      OFF     |     OFF    |     OFF    |     ON     |     ON      |    OFF    |
-+-------------+-------------+--------------+------------+------------+------------+-------------+-----------+
-
 Programming
 ***********