feat: remove schedule island

Author: indietyp

libs/@local/hashql/mir/src/pass/execution/island/mod.rs

@@ -30,7 +30,6 @@ use crate::{
 };
 
 pub(crate) mod graph;
-pub(crate) mod schedule;
 #[cfg(test)]
 mod tests;
 

libs/@local/hashql/mir/src/pass/execution/island/schedule/mod.rs

@@ -39,7 +39,6 @@ pub use self::{
     island::{
         Island, IslandId, IslandVec,
         graph::{ExecIsland, IslandEdge, IslandGraph, IslandKind, IslandNode},
-        schedule::{IslandSchedule, ScheduledIsland},
     },
     placement::error::PlacementDiagnosticCategory,
     target::TargetId,