Summary: Dataiku adds free trial option

Why It Matters: This change makes it easier for new users to try Dataiku without talking to sales.

What Changed:

• The "START BUILDING" button changed to "START FREE TRIAL".
• The "Start Building" button text changed to "Start your free trial".
• Two links, "Trust" and "Legal", were removed from the footer.
• Two new customer stories were added: "Powering Customer-First Insurance With Analytics & AI" and "Accelerating Food Safety Decisions With Automated USDA Reporting".
• The blog section was updated with newer posts and dates.