chore: update smithay + switch to tracing

src/shell/layout/floating/mod.rs

@@ -24,19 +24,11 @@ use crate::{
 mod grabs;
 pub use self::grabs::*;
 
-#[derive(Debug)]
+#[derive(Debug, Default)]
 pub struct FloatingLayout {
     pub(in crate::shell) space: Space<CosmicMapped>,
 }
 
-impl Default for FloatingLayout {
-    fn default() -> Self {
-        FloatingLayout {
-            space: Space::new(None),
-        }
-    }
-}
-
 impl FloatingLayout {
     pub fn new() -> FloatingLayout {
         Default::default()