remove impl const

src/math_app.rs

@@ -51,7 +51,7 @@ pub struct AppSettings {
 	pub plot_width: usize,
 }
 
-impl const Default for AppSettings {
+impl Default for AppSettings {
 	/// Default implementation of `AppSettings`, this is how the application starts up
 	fn default() -> Self {
 		Self {
@@ -84,7 +84,7 @@ struct Opened {
 	pub welcome: bool,
 }
 
-impl const Default for Opened {
+impl Default for Opened {
 	fn default() -> Opened {
 		Self {
 			help: false,