https://www.instagram.com/p/CD4nErjALR-/ https://www.instagram.com/p/CD4nErjALR-/ https://www.instagram.com/p/CD4nErjALR-/ Hafþór Júlíus Björnsson is asking for well-wishes from fans as he hopes to be present for his son's birth. The Game of Thrones alum revealed on Instagram Sunday that he was "coming up to the end of a seven-day…