From the very beginning of the article:

Netflix revealed on Tuesday that, in addition to the 11 episodes already announced, a bonus twelfth episode will drop on July 31. The bonus episode is titled “The Sandman Presents: Death: The High Cost of Living” and will focus on the character Death (Kirby Howell-Baptiste). 

As previously announced, the first six episodes of Season 2 will debut on July 3, with the next five premiering on July 24. Netflix has also revealed the 11 titles for those episodes, which can be seen below.