Fixed namespace.
Fixed namespace.

arminkhoshbin/BehatHtmlFormatterPlugin,dutchiexl/BehatHtmlFormatterPlugin,cckakhandki/Behat-Html-Formatter,rn0/BehatHtmlFormatterPlugin,pdaoust/BehatHtmlFormatterPlugin,arminkhoshbin/BehatHtmlFormatterPlugin,dutchiexl/BehatHtmlFormatterPlugin,fonsecas72/BehatHtmlFormatterPlugin,rn0/BehatHtmlFormatterPlugin,pdaoust/BehatHtmlFormatterPlugin,cckakhandki/Behat-Html-Formatter,fonsecas72/BehatHtmlFormatterPlugin