v1.7.25-rc.1

Full Changelog

• Upgrade to React SDK 3.18.0-rc.1 and JS SDK 9.11.0-rc.1
• Translations update from Weblate
  #16882
• Revert "Docker image: serve pre-compressed assets using gzip_static"
  #16838
• Move native node modules documentation to element-desktop
  #16814
• Add user settings for warn before exit
  #16781
• Change ISSUE_TEMPLATE bold lines to proper headers
  #16768
• Add example for deployment into Kubernetes
  #16447
• Create bare-bones PULL_REQUEST_TEMPLATE.md
  #16770
• Add webpack config and labs flag docs for voice messages
  #16705