LOS ANGELES — Pete Davidson is a single man again — but it’s the first time he’s been a single dad. Davidson, 32, and British model Elsie Hewitt, 30, who welcomed daughter Scottie only five months ago, are on the outs, according to a report Thursday in the Sun that blamed their split on his busy work schedule. Hewitt allegedly wanted more support at home, which “was very hard for him because, obviously, he has to work to make money,” a source told the outlet. Also, a source told People on Friday that while the two are no longer a couple, they are still “working on things” and “want one another to succeed and be happy.” Apparently, they’ve done the break-up-and-make-up thing before, that source said.…