Tidy up the code (#12116)

Small follow-ups for https://github.com/zed-industries/zed/pull/12063
and https://github.com/zed-industries/zed/pull/12103

Release Notes:

- N/A

crates/editor/src/tasks.rs

@@ -50,7 +50,7 @@ pub(crate) fn task_context_for_location(
     })
 }
 
-pub(crate) fn task_context_with_editor(
+fn task_context_with_editor(
     workspace: &Workspace,
     editor: &mut Editor,
     cx: &mut WindowContext<'_>,