By SANDY MASUOCast in the same scruffy mold as the Replacements and Soul Asylum, the Goo Goo Dolls specialize in gritty pop-rock forged from hummable hooks, a healthy dose of rock crunch, heartfelt playing, earnest if not particularly challenging lyrics and down-to-earth personalities.The Goo Goos’ first album in four years, “Dizzy Up the Girl” packs an uncomfortably tidy commercial gloss. Still, when the upstate New York trio kicked off its tour Thursday in Santa Ana at a sold-out Galaxy Concert Theatre, the band demonstrated that it hasn’t lost the scrappy appeal that first drew people to it