deno run cannot run task name with colons

[LitoMore]

Version: Deno 1.46.1

{
  "tasks": {
    "dev:frontend": "print hello"
  }
}

The deno run dev:frontend will fail because:

error: Unsupported scheme "dev" for module "dev:frontend". Supported schemes: [
    "data",
    "blob",
    "file",
    "http",
    "https",
]