translation.js -> translations.js

kept confusing my why i can't find this file! this is in line
with the rest of our code

src/proxyauth.js

@@ -27,7 +27,7 @@ const apps = require('./apps.js'),
     middleware = require('./middleware'),
     oidc = require('./oidc.js'),
     safe = require('safetydance'),
-    translation = require('./translation.js'),
+    translations = require('./translations.js'),
     users = require('./users.js'),
     util = require('util');
 
@@ -138,9 +138,9 @@ async function login(req, res, next) {
         });
     }
 
-    const translationAssets = await translation.getTranslations();
+    const translationAssets = await translations.getTranslations();
     const template = fs.readFileSync(__dirname + '/oidc_templates/proxyauth_login.ejs', 'utf-8');
-    const html = ejs.render(translation.translate(template, translationAssets), options);
+    const html = ejs.render(translations.translate(template, translationAssets), options);
 
     return res.send(html);
 }