Change http reverse proxy test to await TCP port test individually

This commit modifies the http reverse proxy test to await TCP port test individually.
The change ensures that we don't end up in a race condition to grab TCP ports
and the same one is chosen multiple times.

Author: EvilGenius13

Diff for: packages/app/src/cli/utilities/app/http-reverse-proxy.test.ts

@@ -81,11 +81,9 @@ function getTestReverseProxy(protocol: 'http' | 'https') {
   }>({
     // eslint-disable-next-line no-empty-pattern
     ports: async ({}, use) => {
-      const [proxyPort, targetPort1, targetPort2] = await Promise.all([
-        getAvailableTCPPort(),
-        getAvailableTCPPort(),
-        getAvailableTCPPort(),
-      ])
+      const proxyPort = await getAvailableTCPPort()
+      const targetPort1 = await getAvailableTCPPort()
+      const targetPort2 = await getAvailableTCPPort()
       await use({proxyPort, targetPort1, targetPort2})
     },
     servers: async ({ports}, use) => {