lints: A bunch of extra style lint fixes (#36568)

- **lints: Fix 'doc_lazy_continuation'**
- **lints: Fix 'doc_overindented_list_items'**
- **inherent_to_string and io_other_error**
- **Some more lint fixes**
- **lints: enable bool_assert_comparison, match_like_matches_macro and
wrong_self_convention**


Release Notes:

- N/A

crates/assistant_slash_commands/src/context_server_command.rs

@@ -191,7 +191,7 @@ impl SlashCommand for ContextServerSlashCommand {
                     text: prompt,
                     run_commands_in_text: false,
                 }
-                .to_event_stream())
+                .into_event_stream())
             })
         } else {
             Task::ready(Err(anyhow!("Context server not found")))