arm64: dts: mediatek: Add missing chassis-type to MT8192 Chromebooks

None of the MT8192 Chromebooks had their chassis-type specified: add
the right definition for each.

Reviewed-by: David Heidelberg <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: AngeloGioacchino Del Regno <[e-mail]>

arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r1.dts

···
 
 / {
 	model = "Google Hayato rev1";
+	chassis-type = "convertible";
 	compatible = "google,hayato-rev1", "google,hayato", "mediatek,mt8192";
 };
 

arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r5-sku2.dts

···
 
 / {
 	model = "Google Hayato rev5";
+	chassis-type = "convertible";
 	compatible = "google,hayato-rev5-sku2", "google,hayato-sku2",
 		     "google,hayato", "mediatek,mt8192";
 };

arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts

···
 
 / {
 	model = "Google Spherion (rev0 - 3)";
+	chassis-type = "laptop";
 	compatible = "google,spherion-rev3", "google,spherion-rev2",
 		     "google,spherion-rev1", "google,spherion-rev0",
 		     "google,spherion", "mediatek,mt8192";

arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r4.dts

···
 
 / {
 	model = "Google Spherion (rev4)";
+	chassis-type = "laptop";
 	compatible = "google,spherion-rev4", "google,spherion",
 		     "mediatek,mt8192";