A labor dispute could soon lead to industrial action at the Ichthys LNG plant offshore Western Australia, potentially further crippling global LNG supply at a time when 20% is already offline due to the missile strikes at Qatar's key plant and the closure of the Strait of Hormuz. The labor dispute has been brewing for days after the operator of Ichthys LNG, Japanese energy firm Inpex, proposed a new employment agreement that trade unions have slammed as 'sub-standard' in terms of wages and benefits. Employees have voted to reject the employment…