[Blog] increase title headline to 3 lines in recent posts header
Goal
We would like to increase the available lines for the headline in the top recent posts section which will improve the user experience because they won't get a ... on a headline.
Which page(s) are involved in this request?
[Blog](https://about.gitlab.com/blog)
Include any Figma files
Closes gitlab-com/marketing/digital-experience/buyer-experience#1944 (closed)