arm64: dts: ti: Align gpio-key node names with dtschema

The node names should be generic and DT schema expects certain pattern
(e.g. with key/button/switch).
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20220616005333.18491-29-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/ti/k3-am654-base-board.dts

@@ -73,13 +73,13 @@ gpio-keys {
 		pinctrl-names = "default";
 		pinctrl-0 = <&push_button_pins_default>;
 
-		sw5 {
+		switch-5 {
 			label = "GPIO Key USER1";
 			linux,code = <BTN_0>;
 			gpios = <&wkup_gpio0 24 GPIO_ACTIVE_LOW>;
 		};
 
-		sw6 {
+		switch-6 {
 			label = "GPIO Key USER2";
 			linux,code = <BTN_1>;
 			gpios = <&wkup_gpio0 27 GPIO_ACTIVE_LOW>;

arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts

@@ -26,13 +26,13 @@ gpio_keys: gpio-keys {
 		pinctrl-names = "default";
 		pinctrl-0 = <&sw10_button_pins_default &sw11_button_pins_default>;
 
-		sw10: sw10 {
+		sw10: switch-10 {
 			label = "GPIO Key USER1";
 			linux,code = <BTN_0>;
 			gpios = <&main_gpio0 0 GPIO_ACTIVE_LOW>;
 		};
 
-		sw11: sw11 {
+		sw11: switch-11 {
 			label = "GPIO Key USER2";
 			linux,code = <BTN_1>;
 			gpios = <&wkup_gpio0 7 GPIO_ACTIVE_LOW>;