fix(medusa,admin-ui): Remove forced backendUrl in development, and allow alternative host value. (#7128)

packages/medusa/src/commands/develop.js

@@ -76,9 +76,7 @@ export default async function ({ port, directory }) {
   const { cli, binExists } = resolveAdminCLI()
 
   if (binExists) {
-    const backendUrl = `http://localhost:${port}`
-
-    const adminChild = fork(cli, [`develop`, "--backend", `${backendUrl}`], {
+    const adminChild = fork(cli, [`develop`], {
       cwd: directory,
       env: process.env,
       stdio: ["pipe", process.stdout, process.stderr, "ipc"],