Megan Fox has sent her congratulations to Brian Austin Green and Sharna Burgess following the birth of their baby boy. The 37-year-old dancer gave birth to a son called Zane on June 28, and Megan – Brian’s ex-wife – has sent the loved-up couple a floral arrangement to celebrate the occasion. Megan has Journey, five, Bodhi, eight, and Noah, nine, with the actor. But she’s been supportive of his romance with Sharna and has been keen to offer her congratulations, according to TMZ. The Hollywood star sent Brian and Sharna a few dozen flowers in a white, floral arrangement, and a card that red, “Co…