[Web] create a section for Certified CNFs/products on CNTI Landing Page

[lixuna]

Describe the update:
create a section on for Certified CNFs/products on landing page

Describe why update is needed

• CNF WG (and CNCF’s related Cloud Native Telco efforts) has moved to LFN (see wiki)
• what we had under CNCF: https://www.cncf.io/training/certification/cnf/#logos
• what we would like to have under LFN: update the landing page w/ certified products https://lfnetworking.org/cloud-native-telecom-initiative/

Tasks

• Decide if we want to showcase certified products on the Landing Page https://lfnetworking.org/cloud-native-telecom-initiative/
• Mock design ideas
• Request LFN web team to implement changes on https://lfnetworking.org/cloud-native-telecom-initiative/
• Request CNCF web team to deactivate old landing page (https://www.cncf.io/training/certification/cnf)