remove typo duplicate
remove typo duplicate

cisco/openh264,GuangweiWang/openh264,GuangweiWang/openh264,GuangweiWang/openh264,cisco/openh264,mstorsjo/openh264,GuangweiWang/openh264,mstorsjo/openh264,mstorsjo/openh264,cisco/openh264,GuangweiWang/openh264,cisco/openh264,mstorsjo/openh264,mstorsjo/openh264,cisco/openh264,GuangweiWang/openh264,mstorsjo/openh264,cisco/openh264,cisco/openh264,GuangweiWang/openh264,mstorsjo/openh264