Sacramento voters reviewing a proposed city sales tax increase will find a supporting argument statement – but no opposing argument – on sample ballot materials after a judge blocked a request Monday that would allow other ballot arguments to be filed. Representatives of the political watchdog group Eye on Sacramento filed the lawsuit Friday to force the city clerk to extend the deadline after Mayor Kevin Johnson missed the Aug. 8 deadline to submit a opposing ballot argument. “It is a prerequisite of a writ (of mandate) that there is a violation of duty by the city clerk,” Sacramento County Superior Court Judge Michael Kenny said before the ruling. “I see none of that here.” Craig Powe