* Update color settings to abide by designs.
* Update pattern heading to use inline style.
This ensures the heading color will be white by default and not take on
the heading color from the active theme.
* Translate and escape rendered text in pattern.
* Add pattern for split hero product banner.
This adds a new pattern for a hero product banner with a 50/50 split,
heading and CTA on left and product image on right.
Uses the Media + Text block.
* Update image to use Unsplash placeholder.
* Remove WooCommerce prefix in pattern title.
* Remove unneeded wrapper group block.
* Serve placeholder image from plugin directory.