Turbopack: chore: Remove dead RouteMatcher stuff

Author: bgw

crates/next-core/src/lib.rs

@@ -27,7 +27,6 @@ mod next_import_map;
 pub mod next_manifests;
 pub mod next_pages;
 mod next_root_params;
-mod next_route_matcher;
 pub mod next_server;
 pub mod next_server_component;
 pub mod next_server_utility;