change credentials to simco-credentials

.gitignore

@@ -109,4 +109,4 @@ dist
 # Stores VSCode versions used for testing VSCode extensions
 .vscode-test
 
-credentials.js
+simco-credentials.js

largefetch.js

@@ -6,7 +6,7 @@ var connection = mysql.createConnection({
     password: '',
     database: 'simcompanies'
 });
-const simCo = require('./credentials');
+const simCo = require('./simco-credentials');
 
 const exchangeAPI = "https://www.simcompanies.com/api/market/";
 const resourceAPI = "https://www.simcompanies.com/api/v3/en/encyclopedia/resources/";