Former state Controller Betty Yee dropped out of the governor’s race on Monday, citing low levels of support from voters and donors. Yee, a Democrat, was part of a sprawling field of politicians vying to replace termed-out Gov. Gavin Newsom. But despite the bevy of prominent candidates running to lead the nation’s most populous state and the world’s fourth-largest economy, this year’s governor’s race has lacked a clear front-runner well known by the electorate. “It was becoming clear that the donors were not going to be there. Even some of my former supporters just felt like they needed to move on as well,” Yee said in a virtual news conference Monday morning, adding that her internal polling showed voters did not prioritize “competence and experience … and that’s really been my wheelhouse in terms of how we grounded this campaign.” The former two-term state controller did not immediately endorse another candidate and said she would take a few days to assess the field before making an announcement. The race was upended this month when then-Rep. …