dt-bindings: spi: rspi: Add r8a7744 to the compatible list

Document RZ/G1N (r8a7744) SoC specific bindings.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/spi/spi-rspi.txt

@@ -13,6 +13,7 @@ Required properties:
 			- "renesas,rspi-r7s72100" (RZ/A1H)
 			- "renesas,rspi-r7s9210" (RZ/A2)
 			- "renesas,qspi-r8a7743" (RZ/G1M)
+			- "renesas,qspi-r8a7744" (RZ/G1N)
 			- "renesas,qspi-r8a7745" (RZ/G1E)
 			- "renesas,qspi-r8a7790" (R-Car H2)
 			- "renesas,qspi-r8a7791" (R-Car M2-W)