remove logging for exec, logging only on error

exec.js

@@ -1,7 +1,6 @@
 const {spawn} = require('child_process');
 
 const exec = (cmd, args = [], options = {}) => new Promise((resolve, reject) => {
-  console.log(`Started: ${cmd} ${args.join(' ')}`);
   const optionsToCLI = {
     ...options
   };
@@ -11,6 +10,7 @@ const exec = (cmd, args = [], options = {}) => new Promise((resolve, reject) =>
   const app = spawn(cmd, args, optionsToCLI);
   app.on('close', (code) => {
     if (code !== 0) {
+      console.log(`Error on: ${cmd} ${args.join(' ')}`);
       const err = new Error(`Invalid status code: ${code}`);
       err.code = code;
       return reject(err);