[preview] add local ssh dns to preview env

[mustard-mh]

Description

add local ssh dns to preview env

Related Issue(s)

Related #16836

How to test

• Build preview env
• Ping test.lssh.<preview_env_host> to see if it points to localhost

✅

➜  ~ ping test.lssh.hw-preview-dns.preview.gitpod-dev.com
PING test.lssh.hw-preview-dns.preview.gitpod-dev.com (127.0.0.1): 56 data bytes
64 bytes from 127.0.0.1: icmp_seq=0 ttl=64 time=0.073 ms
64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.231 ms
64 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.086 ms
^C
--- test.lssh.hw-preview-dns.preview.gitpod-dev.com ping statistics ---
3 packets transmitted, 3 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.073/0.130/0.231/0.072 ms
➜  ~ 

Release Notes

NONE

Documentation

Build Options:

• /werft with-werft
  Run the build with werft instead of GHA
• leeway-no-cache
• /werft no-test
  Run Leeway with --dont-test

Publish Options

• /werft publish-to-npm
• /werft publish-to-jb-marketplace

Installer Options

• with-dedicated-emulation
• with-ws-manager-mk2
• workspace-feature-flags
  Add desired feature flags to the end of the line above, space separated

Preview Environment Options:

• /werft with-local-preview
  If enabled this will build install/preview
• /werft with-preview
• /werft with-large-vm
• /werft with-gce-vm
  If enabled this will create the environment on GCE infra
• with-integration-tests=all
  Valid options are all, workspace, webapp, ide, jetbrains, vscode, ssh

[werft-gitpod-dev-com]

started the job as gitpod-build-hw-preview-dns.1 because the annotations in the pull request description changed
(with .werft/ from main)