French luxury firm Baccarat has survived the Spanish flu, two world wars and the 1789 French Revolution. Now the changing fortunes of its distressed Chinese owner have prompted a French court to take the crystal maker into protective custody.Main shareholder Coco Chu has gone from partying with Lenny Kravitz at a Baccarat Goldfinger-themed party in Paris in 2017 to wrangling with creditors and being stripped of assets, including her multimillion-dollar flat in Hong Kong.Euronext-listed Baccarat…