Unbreak rubocop change

Deps must be passed first and target_dir second. Rubocop appears
to have misunderstood which version of vendor_jars is about to be
called.

See #79

lib/jars/installer.rb

@@ -204,7 +204,7 @@ def do_install(vendor_dir, write_require_file)
       end
       deps = install_dependencies
       self.class.write_require_jars(deps, jars_file)
-      self.class.vendor_jars(target_dir, write_require_file: deps) if vendor_dir
+      self.class.vendor_jars(deps, target_dir) if vendor_dir
     end
 
     def install_dependencies