fix: scoped API change

Author: indietyp

libs/@local/hashql/ast/src/lower/expander/fn.rs

@@ -146,7 +146,7 @@ where
 
     {
         let diagnostics = &mut expander.diagnostics;
-        expander.scratch.scoped(|scratch| {
+        expander.scratch.scoped_mut(|scratch| {
             let mut seen = fast_hash_map_with_capacity_in(generics.params.len(), scratch);
 
             generics.params.retain(|param| {
@@ -207,7 +207,7 @@ where
 
     {
         let diagnostics = &mut expander.diagnostics;
-        expander.scratch.scoped(|scratch| {
+        expander.scratch.scoped_mut(|scratch| {
             let mut seen = fast_hash_map_with_capacity_in(params.len(), scratch);
 
             params.retain(|param| {

libs/@local/hashql/ast/src/lower/expander/type.rs

@@ -311,7 +311,7 @@ where
     {
         // Generic constraints _may_ be recursive. To allow for that we must put the name of the
         // ident into view before we do anything
-        let constraints = expander.scratch.scoped(|scratch| {
+        let constraints = expander.scratch.scoped_mut(|scratch| {
             path_arguments_to_constraints_unvalidated(
                 expander.heap,
                 scratch,

libs/@local/hashql/ast/src/lower/expander/use.rs

@@ -155,7 +155,7 @@ where
 
     if let Some(UseKind::Named(bindings)) = &mut imports {
         let diagnostics = &mut expander.diagnostics;
-        expander.scratch.scoped(|scratch| {
+        expander.scratch.scoped_mut(|scratch| {
             let mut seen = fast_hash_map_with_capacity_in(bindings.len(), scratch);
 
             bindings.retain(|binding| {