Channeling the Muffs, the Go-Go’s and the muscular bravado of ’70s punk, especially in the snarling voice of bassist Eloise Wong, the Linda Lindas shredded through songs about identity, friendship, power and cats, most from their forthcoming debut album, “Growing Up.” They windmilled their instruments in tandem, grinned at each other between numbers and tossed guitar picks to the crowd. “They are so cool — I was never that cool,” an objectively cool woman whispered to a companion. Mid-set, Bela Salazar, the 17-year-old guitarist, instructed the audience to do a/an scream. At the end, the foursome thanked their parents.