fix pass name on controller

app/controllers/front_controller.rb

@@ -26,12 +26,12 @@ class FrontController < ApplicationController
         ip_address: miner.ip_address,
         port: miner.port,
         wallet_address: miner.wallet_address,
-        password: miner.password,
+        password: miner.pass,
         algorithm: miner.algorithm,
         ip_address_2: miner.ip_address_2,
         port_2: miner.port_2,
         wallet_address_2: miner.wallet_address_2,
-        password_2: miner.password_2,
+        password_2: miner.pass_2,
         algorithm_2: miner.algorithm_2
       }