stub of red-knot unspecified-encoding lint rule (like #11288, specifically this part: https://github.com/augustelalande/ruff/blob/e1029f1230e51ba75c746bbe5ad0c399e2afa39a/crates/ruff_linter/resources/test/fixtures/pylint/unspecified_encoding.py#L7-L32)

Author: plredmond

crates/red_knot/src/lint.rs

@@ -94,6 +94,7 @@ pub(crate) fn lint_semantic(db: &dyn LintDb, file_id: FileId) -> QueryResult<Dia
 
         lint_unresolved_imports(&context)?;
         lint_bad_overrides(&context)?;
+        lint_unspecified_encoding(&context)?;
 
         Ok(Diagnostics::from(context.diagnostics.take()))
     })
@@ -191,6 +192,13 @@ fn lint_bad_overrides(context: &SemanticLintContext) -> QueryResult<()> {
     Ok(())
 }
 
+fn lint_unspecified_encoding(context: &SemanticLintContext) -> QueryResult<()> {
+    // fix the inference of an import 'definition' by adding a module type
+    //
+    // obtain the type of each definition's rhs
+    todo!()
+}
+
 pub struct SemanticLintContext<'a> {
     file_id: FileId,
     source: Source,