Fix mine command and modify item entries

commands/mine.js

@@ -111,7 +111,7 @@ async function mine(message, args) {
     energy_string = `${watts.toFixed(0)} Wh`;
   }
 
-  const message_string = `Your hashrate is ${hash_rate.toFixed(4)} TH/s, and your expected income each ${period} is ${(net_income).toFixed(8)} BTC. Using ${energy_string} costing ${(electricity_cost).toFixed(8)} BTC, your expected net is ${(net_income).toFixed(8)} BTC.`;
+  const message_string = `Your hashrate is ${hash_rate.toFixed(4)} TH/s, and your expected gross income each ${period} is ${(gross_income).toFixed(8)} BTC. Using ${energy_string} costing ${(electricity_cost).toFixed(8)} BTC, your expected net income is ${(net_income).toFixed(8)} BTC.`;
 
   message.channel.send(message_string);
 }
@@ -123,4 +123,4 @@ module.exports = {
   mine: {
     execute: mine
   }
-};
+};

data/itemdict.json

@@ -491,21 +491,14 @@
     "single": true,
     "last_edited_by": "crooooww"
   },
-  "mata": {
-    "cost": -1,
-    "name": "remove",
-    "emoji": "",
-    "single": false,
-    "last_edited_by": "keebaque"
-  },
   "kbh": {
     "cost": 10000000,
     "name": "Kahoobb's Soul",
     "emoji": ":hearts:",
     "single": true,
     "last_edited_by": "hxperant"
   },
-  "miat": {
+  "miata": {
     "cost": 10000,
     "name": "1989 Mazda Miata MX-5",
     "emoji": ":red_car:",
@@ -575,4 +568,4 @@
     "single": true,
     "last_edited_by": "toxicmaximalist"
   }
-}
+}