chore: fix schema generation

closes: #17

Author: lpatiny

package.json

@@ -17,7 +17,7 @@
   "scripts": {
     "check-types": "tsc --noEmit",
     "clean": "rimraf lib lib-esm",
-    "createSchema": "typescript-json-schema --topRef --refs false ./tsconfig.json FilterXYType > FilterXYSchema.json",
+    "createSchema": "typescript-json-schema --refs false ./tsconfig.json FilterXYType > FilterXYSchema.json",
     "eslint": "eslint src --cache",
     "eslint-fix": "npm run eslint -- --fix",
     "prepack": "npm run createSchema && npm run tsc",