Uttaranchal (UT) renamed to Uttarakhand (UK)

Issue: https://github.com/woothemes/woocommerce/issues/5448
fixed WC_Product_Variable::set_stock() compatibility with WC_Product::set_stock()
Check if term is returned before getting its name

Prevents a rare notice if the order item meta value is blank
Merge pull request #5449 from mkrdip/patch-2

Uttaranchal (UT) renamed to Uttarakhand (UK)
Fix notice when not scanning any files Closes #5465
Merge pull request #5464 from tamarazuk/master

Order Item Meta - Check if attribute term exists
Merge pull request #5460 from claudiosmweb/fix-strict-standards-set-stock

Fix WC_Product_Variable::set_stock() compatibility with WC_Product::set_stock()