Clean up many small dependencies (part 3) (#8425)

Follow-up to #8353

Release Notes:
- N/A

crates/search/Cargo.toml

@@ -17,13 +17,10 @@ editor.workspace = true
 futures.workspace = true
 gpui.workspace = true
 language.workspace = true
-log.workspace = true
 menu.workspace = true
-postage.workspace = true
 project.workspace = true
 semantic_index.workspace = true
 serde.workspace = true
-serde_derive.workspace = true
 serde_json.workspace = true
 settings.workspace = true
 smallvec.workspace = true