Sales Report by Region for Greece for Woo

Sales Report by Region for Greece for Woo adds a custom legacy report under WooCommerce → Reports → Orders.
Features include:
* Legacy date picker integration (like other default WooCommerce reports)
* Summaries for each Greek region (A–M) plus an “Unknown” group
* Sorting functionality for each column (Completed/Processing/On-Hold, Pending, Cancelled)
* Downloadable CSV export with all data
* Works within the older WooCommerce “Reports” section (not the new Analytics)

Key Highlights:
* Date range selection using the default WooCommerce reports date picker
* Three columns for order status groups: Completed/Processing/On-Hold (CPO), Pending, Cancelled
* Revenue and order counts per region
* “Unknown” or “No State Provided” row to catch incomplete addresses
* CSV export of all the data in n…