arm64: dts: renesas: salvator-xs: Improve SATA switch settings comments

The comments describing the non-default switch settings to use SATA are
confusing: 'Off' refers to the switch position, not to the MD12 logic
value, while the parentheses suggest otherwise.  Rephrase to fix this.

Fixes: bec000784d5bb571 ("arm64: dts: renesas: salvator-xs: enable SATA")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm64/boot/dts/renesas/r8a7795-salvator-xs.dts

@@ -184,7 +184,7 @@ usb2_ch3_pins: usb2_ch3 {
 	};
 };
 
-/* MD12 (SW12-7) must be set 'Off' which is not the default! */
+/* SW12-7 must be set 'Off' (MD12 set to 1) which is not the default! */
 &sata {
 	status = "okay";
 };

arch/arm64/boot/dts/renesas/r8a77965-salvator-xs.dts

@@ -57,7 +57,7 @@ pcie_sata_switch {
 	};
 };
 
-/* MD12 (SW12-7) must be set 'Off' which is not the default! */
+/* SW12-7 must be set 'Off' (MD12 set to 1) which is not the default! */
 &sata {
 	status = "okay";
 };