[ruff] Update schemars to v1 (#20942)

crates/ruff_python_semantic/src/imports.rs

@@ -274,15 +274,11 @@ impl<'de> serde::de::Deserialize<'de> for NameImports {
 
 #[cfg(feature = "schemars")]
 impl schemars::JsonSchema for NameImports {
-    fn schema_name() -> String {
-        "NameImports".to_string()
+    fn schema_name() -> std::borrow::Cow<'static, str> {
+        std::borrow::Cow::Borrowed("NameImports")
     }
 
-    fn json_schema(_gen: &mut schemars::r#gen::SchemaGenerator) -> schemars::schema::Schema {
-        schemars::schema::SchemaObject {
-            instance_type: Some(schemars::schema::InstanceType::String.into()),
-            ..Default::default()
-        }
-        .into()
+    fn json_schema(_gen: &mut schemars::SchemaGenerator) -> schemars::Schema {
+        schemars::json_schema!({ "type": "string" })
     }
 }