arm: dts: am3x: Non-functional changes sync with v6.3-rc6

This is a collection of all the whitespace, renames, comment, and other
changes that should not change the DT functionality from Linux v6.3-rc6.

Signed-off-by: Andrew Davis <afd@ti.com>
diff --git a/arch/arm/dts/am335x-pdu001.dts b/arch/arm/dts/am335x-pdu001.dts
index fb1f799..5820324 100644
--- a/arch/arm/dts/am335x-pdu001.dts
+++ b/arch/arm/dts/am335x-pdu001.dts
@@ -353,7 +353,7 @@
 		};
 	};
 
-	mcp79400: mcp79400@6f {
+	mcp79400: rtc@6f {
 		compatible = "microchip,mcp7940x";
 		reg = <0x6f>;
 	};