By Laura McGuire Electrical retailer Currys has received approval to sell its entire Greek business arm to Greek power generation and supply giant Public Power Corporation (PPC) for £179m. Last year the firm announced it wanted to sell the business which trades as Kotsovolos to help strengthen its balance sheet. Currys took on the business which trades as Kotsovolos in 2021 when it completed its takeover of Dixons Carphone. Its Greek division had performed well, often surpassing Currys UK arm in terms of sales. Today, the board said the transaction is expected to be completed in the first half…