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-shc.dts b/arch/arm/dts/am335x-shc.dts
index 7724428..b44b159 100644
--- a/arch/arm/dts/am335x-shc.dts
+++ b/arch/arm/dts/am335x-shc.dts
@@ -36,10 +36,10 @@
 		};
 	};
 
-	gpio_keys {
+	gpio-keys {
 		compatible = "gpio-keys";
 
-		back_button {
+		back-button {
 			label = "Back Button";
 			gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
 			linux,code = <KEY_BACK>;
@@ -47,7 +47,7 @@
 			wakeup-source;
 		};
 
-		front_button {
+		front-button {
 			label = "Front Button";
 			gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
 			linux,code = <KEY_FRONT>;
@@ -144,14 +144,14 @@
 };
 
 &gpio1 {
-	hmtc_rst {
+	hmtc-rst-hog {
 		gpio-hog;
 		gpios = <24 GPIO_ACTIVE_LOW>;
 		output-high;
 		line-name = "homematic_reset";
 	};
 
-	hmtc_prog {
+	hmtc-prog-hog {
 		gpio-hog;
 		gpios = <27 GPIO_ACTIVE_LOW>;
 		output-high;
@@ -160,14 +160,14 @@
 };
 
 &gpio3 {
-	zgb_rst {
+	zgb-rst-hog {
 		gpio-hog;
 		gpios = <18 GPIO_ACTIVE_LOW>;
 		output-low;
 		line-name = "zigbee_reset";
 	};
 
-	zgb_boot {
+	zgb-boot-hog {
 		gpio-hog;
 		gpios = <19 GPIO_ACTIVE_HIGH>;
 		output-high;