Summary: XP Trike2 750 added to homepage

Why It Matters: This change puts a new product right on the main page. It shows people the XP Trike2 750 right away.

What Changed:

• The "Labor Day Sale!" heading changed to "The Best Sale of the Season is HERE".
• A new line "Save Up To $720 for Labor Day" was added under the sale heading.
• A new section for "The All-New XP Trike2 750" was added.
• This new section includes a description and a link to "EXPLORE XP TRIKE2".
• The "Take the eBike Quiz" text changed to "Take our eBike quiz."
• The "EBIKE QUIZ" link text changed to "ebike Quiz".