Tweaked the contents of env variables, read more

NEWS_URI and AUTH_URI had the end of their routes lopped off, so I
could reference /admin using either one of them.

client/components/panels/privilege-editor.jsx

@@ -46,7 +46,7 @@ const PrivilegeEditor = props => {
 };
 
 const handleSubmit = async (username, privilege, tokenFetch) => {
-	const result = await tokenFetch(`${process.env.AUTH_URI}/account/privilege`, {
+	const result = await tokenFetch(`${process.env.AUTH_URI}/admin/privilege`, {
 		method: 'PATCH',
 		headers: {
 			'Content-Type': 'application/json',