FIX: `Users#email` still being referenced.

FIX: Users#email still being referenced.

diff --git a/plugin.rb b/plugin.rb
index a3d9934..e23cad8 100644
--- a/plugin.rb
+++ b/plugin.rb
@@ -49,7 +49,7 @@ class MeteorAuthenticator < ::Auth::OAuth2Authenticator
     end
 
     if result.email && result.email_valid
-      result.user ||= User.find_by(email: result.email)
+      result.user ||= User.find_by_email(result.email)
     end
 
     result.extra_data = { meteor_user_id: user['id'] }

GitHub sha: f7d086b7b672576db9a65fdf8ce5e1fbf70a2565