Clippy suggestions

crates/red_knot_workspace/src/workspace/settings.rs

@@ -1,5 +1,7 @@
 use crate::workspace::PackageMetadata;
-use red_knot_python_semantic::{ProgramSettings, PythonVersion, SearchPathSettings, SitePackages};
+use red_knot_python_semantic::{
+    ProgramSettings, PythonPlatform, PythonVersion, SearchPathSettings, SitePackages,
+};
 use ruff_db::system::{SystemPath, SystemPathBuf};
 
 /// The resolved configurations.
@@ -40,7 +42,7 @@ impl Configuration {
         WorkspaceSettings {
             program: ProgramSettings {
                 python_version: self.python_version.unwrap_or_default(),
-                python_platform: Default::default(),
+                python_platform: PythonPlatform::default(),
                 search_paths: self.search_paths.to_settings(workspace_root),
             },
         }

crates/ruff_graph/src/db.rs

@@ -3,7 +3,9 @@ use std::sync::Arc;
 use zip::CompressionMethod;
 
 use red_knot_python_semantic::lint::RuleSelection;
-use red_knot_python_semantic::{Db, Program, ProgramSettings, PythonVersion, SearchPathSettings};
+use red_knot_python_semantic::{
+    Db, Program, ProgramSettings, PythonPlatform, PythonVersion, SearchPathSettings,
+};
 use ruff_db::files::{File, Files};
 use ruff_db::system::{OsSystem, System, SystemPathBuf};
 use ruff_db::vendored::{VendoredFileSystem, VendoredFileSystemBuilder};
@@ -49,7 +51,7 @@ impl ModuleDb {
             &db,
             &ProgramSettings {
                 python_version,
-                python_platform: Default::default(),
+                python_platform: PythonPlatform::default(),
                 search_paths,
             },
         )?;