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

Follow-up to #8353

Release Notes:
- N/A

crates/collab_ui/Cargo.toml

@@ -35,19 +35,16 @@ collections.workspace = true
 db.workspace = true
 editor.workspace = true
 extensions_ui.workspace = true
-feature_flags.workspace = true
 feedback.workspace = true
 futures.workspace = true
 fuzzy.workspace = true
 gpui.workspace = true
 language.workspace = true
 lazy_static.workspace = true
-log.workspace = true
 menu.workspace = true
 notifications.workspace = true
 parking_lot.workspace = true
 picker.workspace = true
-postage.workspace = true
 project.workspace = true
 recent_projects.workspace = true
 rich_text.workspace = true
@@ -68,7 +65,6 @@ util.workspace = true
 vcs_menu.workspace = true
 workspace.workspace = true
 zed_actions.workspace = true
-sys-locale.workspace = true
 
 [dev-dependencies]
 call = { workspace = true, features = ["test-support"] }