Do not add extra argument to /usr/bin/env

Fixes #16.

/usr/bin/env on Linux and many other Unix-y systems do not seem to split
arguments to env, resulting in attempting to run the rest of the argument
strings as one single command and failing.

Author: atsushieno

src/index.ts

@@ -1,4 +1,4 @@
-#!/usr/bin/env node --no-warnings=ExperimentalWarning
+#!/usr/bin/env node
 
 import { isTests, ManagerLocal, RegistryType } from '@open-audio-stack/core';
 import { Command } from 'commander';