De-constexpr a few UI constructors.

Because it was silly.

firmware/application/ui_audio.hpp

@@ -34,7 +34,7 @@ namespace ui {
 
 class Audio : public Widget {
 public:
-	constexpr Audio(
+	Audio(
 		const Rect parent_rect
 	) : Widget { parent_rect },
 		rms_db_ { -120 },

firmware/application/ui_channel.hpp

@@ -34,7 +34,7 @@ namespace ui {
 
 class Channel : public Widget {
 public:
-	constexpr Channel(
+	Channel(
 		const Rect parent_rect
 	) : Widget { parent_rect },
 		max_db_ { -120 }

firmware/application/ui_debug.hpp

@@ -84,7 +84,7 @@ private:
 
 class TemperatureWidget : public Widget {
 public:
-	explicit constexpr TemperatureWidget(
+	explicit TemperatureWidget(
 		Rect parent_rect
 	) : Widget { parent_rect }
 	{

firmware/application/ui_rssi.hpp

@@ -34,7 +34,7 @@ namespace ui {
 
 class RSSI : public Widget {
 public:
-	constexpr RSSI(
+	RSSI(
 		const Rect parent_rect
 	) : Widget { parent_rect },
 		min_ { 0 },

firmware/common/ui_widget.hpp

@@ -51,12 +51,12 @@ private:
 
 class Widget {
 public:
-	constexpr Widget(
+	Widget(
 	) : parent_rect { }
 	{
 	}
 
-	constexpr Widget(
+	Widget(
 		Rect parent_rect
 	) : parent_rect { parent_rect }
 	{