Update config.js

Author: XhmikosR

lib/config.js

@@ -19,7 +19,6 @@ module.exports = class Config {
     this.detectiveConfig = options.detective || options.detectiveConfig || {};
     this.tsConfig = options.tsConfig;
     this.tsConfigPath = options.tsConfigPath;
-    this.tsConfigPath = options.tsConfigPath;
     this.noTypeDefinitions = options.noTypeDefinitions;
     this.filter = options.filter;