chore: update Rust to 1.90.0 (#5621)

Update Rust and fix clippy warnings.

Author: aqrln

psl/parser-database/src/coerce_expression.rs

@@ -88,7 +88,7 @@ pub mod coerce_opt {
 const fn coerce<'a, T>(
     coercion: impl Fn(&'a ast::Expression) -> Option<T>,
     expected_type: &'static str,
-) -> impl (Fn(&'a ast::Expression, &mut Diagnostics) -> Option<T>) {
+) -> impl Fn(&'a ast::Expression, &mut Diagnostics) -> Option<T> {
     move |expr, diagnostics| match coercion(expr) {
         Some(t) => Some(t),
         None => {
@@ -106,7 +106,7 @@ const fn coerce<'a, T>(
 /// Coerce an expression to an array. The coercion function is used to coerce the array elements.
 pub fn coerce_array<'a, T>(
     expr: &'a ast::Expression,
-    coercion: &dyn (Fn(&'a ast::Expression, &mut Diagnostics) -> Option<T>),
+    coercion: &dyn Fn(&'a ast::Expression, &mut Diagnostics) -> Option<T>,
     diagnostics: &mut Diagnostics,
 ) -> Option<Vec<T>> {
     let mut out = Vec::new();

rust-toolchain.toml

@@ -1,5 +1,5 @@
 [toolchain]
-channel = "1.89.0"
+channel = "1.90.0"
 components = ["clippy", "rustfmt", "rust-src"]
 targets = [
     # WASM target for serverless and edge environments.

schema-engine/connectors/schema-connector/src/error.rs

@@ -28,7 +28,7 @@ struct ConnectorErrorImpl {
     /// Additional context.
     message: Option<Box<str>>,
     /// The source of the error.
-    source: Option<Arc<(dyn StdError + Send + Sync + 'static)>>,
+    source: Option<Arc<dyn StdError + Send + Sync + 'static>>,
     /// See the tracing-error docs.
     context: SpanTrace,
 }

schema-engine/sql-schema-describer/src/postgres.rs

@@ -653,7 +653,7 @@ impl<'a> SqlSchemaDescriber<'a> {
 
         let rows = self.conn.query_raw(sql, &[Value::array(namespaces)]).await?;
 
-        let names = rows.into_iter().map(|row| (row.get_expect_string("namespace_name")));
+        let names = rows.into_iter().map(|row| row.get_expect_string("namespace_name"));
 
         for namespace in names {
             sql_schema.push_namespace(namespace);