adjust release-cycle dates for k8s 1.29

[kwmonroe]

Done

• remove EOL k8s releases (only 1.25+ is currently supported)
• add 1.29 dates

QA

• Check out this feature branch
• Run the site using the command ./run serve or dotrun
• View the site locally in your web browser at: http://0.0.0.0:8001/
  • Be sure to test on mobile, tablet and desktop screen sizes

Issue / Card

Fixes https://github.com/charmed-kubernetes/kubernetes-docs/issues/837

Screenshots

[If relevant, please include a screenshot.]

Help

QA steps - Commit guidelines

[webteam-app]

kwmonroe is not a collaborator of the repo

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 74.49%. Comparing base (9851f75) to head (ce1523a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #13693   +/-   ##
=======================================
  Coverage   74.49%   74.49%           
=======================================
  Files         107      107           
  Lines        2854     2854           
  Branches      954      954           
=======================================
  Hits         2126     2126           
  Misses        704      704           
  Partials       24       24           

[ktsakalozos]

LGTM +1

[carkod]

Do you have a Jira ticket or something that explains the reason of this change? cc: @akbarkz

[akbarkz]

@carkod I think the task that you are currently assigned to is related to this change: https://warthogs.atlassian.net/browse/WD-10353 Please reach out to Perk and double check with him the removal of all K8s releases below 1.25.