Oregon’s race for governor is still extremely tight, but new polling suggests momentum may be in Democrats’ favor. Two polls released publicly on Thursday show Gov. Tina Kotek with modest leads over state Sen. Christine Drazan. The first, commissioned by The Oregonian/OregonLive, found Kotek with a 2% lead over her Republican rival. The second, an internal poll released to OPB by Kotek’s campaign, suggests the governor has a 4% advantage. Kotek’…