feat: add run:ecs and run-ecs as aliases for run-fargate

"run-fargate" is ambiguous as Fargate is also available on AWS EKS.

packages/artillery/lib/cmds/run-fargate.js

@@ -16,7 +16,7 @@ const dotenv = require('dotenv');
 const path = require('path');
 const fs = require('fs');
 class RunCommand extends Command {
-  static aliases = ['run:fargate'];
+  static aliases = ['run:fargate', 'run:ecs', 'run-ecs'];
   // Enable multiple args:
   static strict = false;