refactor: move road compiler core into package

scripts/reimport-gpkg.js

@@ -17,7 +17,7 @@ const path = require("path");
 const os = require("os");
 const { execFileSync } = require("child_process");
 const { qgisPaths } = require("./lib/tool-paths");
-const { parseOsm } = require("./lib/osm");
+const { parseOsm } = require("../packages/road-compiler/src/osm");
 const {
   validateTrafficSignalSourceReferences,
 } = require("./lib/traffic-signals");