Fix UiAction code example in plugin documentation
Fix UiAction code example in plugin documentation

Change-Id: Ib6f82d2981f6887befc30251a77f7462378e6e94

quyixia/gerrit,TonyChai24/test,gerrit-review/gerrit,WANdisco/gerrit,qtproject/qtqa-gerrit,renchaorevee/gerrit,gerrit-review/gerrit,renchaorevee/gerrit,Overruler/gerrit,quyixia/gerrit,Distrotech/gerrit,supriyantomaftuh/gerrit,gracefullife/gerrit,netroby/gerrit,Seinlin/gerrit,MerritCR/merrit,gerrit-review/gerrit,hdost/gerrit,Seinlin/gerrit,Distrotech/gerrit,Overruler/gerrit,thinkernel/gerrit,Distrotech/gerrit,renchaorevee/gerrit,MerritCR/merrit,qtproject/qtqa-gerrit,Distrotech/gerrit,thinkernel/gerrit,thesamet/gerrit,TonyChai24/test,gcoders/gerrit,thinkernel/gerrit,pkdevbox/gerrit,bootstraponline-archive/gerrit-mirror,hdost/gerrit,jackminicloud/test,TonyChai24/test,Seinlin/gerrit,dwhipstock/gerrit,renchaorevee/gerrit,thinkernel/gerrit,supriyantomaftuh/gerrit,Distrotech/gerrit,anminhsu/gerrit,Team-OctOS/host_gerrit,qtproject/qtqa-gerrit,thesamet/gerrit,Team-OctOS/host_gerrit,Saulis/gerrit,joshuawilson/merrit,GerritCodeReview/gerrit,TonyChai24/test,netroby/gerrit,hdost/gerrit,netroby/gerrit,pkdevbox/gerrit,gcoders/gerrit,supriyantomaftuh/gerrit,midnightradio/gerrit,TonyChai24/test,quyixia/gerrit,bootstraponline-archive/gerrit-mirror,pkdevbox/gerrit,pkdevbox/gerrit,bootstraponline-archive/gerrit-mirror,qtproject/qtqa-gerrit,midnightradio/gerrit,TonyChai24/test,WANdisco/gerrit,gracefullife/gerrit,qtproject/qtqa-gerrit,TonyChai24/test,joshuawilson/merrit,joshuawilson/merrit,jackminicloud/test,WANdisco/gerrit,dwhipstock/gerrit,joshuawilson/merrit,WANdisco/gerrit,bootstraponline-archive/gerrit-mirror,Saulis/gerrit,hdost/gerrit,bpollack/gerrit,thinkernel/gerrit,renchaorevee/gerrit,bpollack/gerrit,netroby/gerrit,GerritCodeReview/gerrit,anminhsu/gerrit,gcoders/gerrit,MerritCR/merrit,bpollack/gerrit,Overruler/gerrit,Team-OctOS/host_gerrit,gerrit-review/gerrit,anminhsu/gerrit,dwhipstock/gerrit,gcoders/gerrit,bootstraponline-archive/gerrit-mirror,Saulis/gerrit,Overruler/gerrit,jackminicloud/test,WANdisco/gerrit,thesamet/gerrit,dwhipstock/gerrit,Saulis/gerrit,supriyantomaftuh/gerrit,jackminicloud/test,bpollack/gerrit,gcoders/gerrit,thinkernel/gerrit,bootstraponline-archive/gerrit-mirror,GerritCodeReview/gerrit,thesamet/gerrit,supriyantomaftuh/gerrit,pkdevbox/gerrit,quyixia/gerrit,GerritCodeReview/gerrit,joshuawilson/merrit,Seinlin/gerrit,gracefullife/gerrit,thesamet/gerrit,anminhsu/gerrit,hdost/gerrit,joshuawilson/merrit,Seinlin/gerrit,netroby/gerrit,netroby/gerrit,midnightradio/gerrit,anminhsu/gerrit,gracefullife/gerrit,renchaorevee/gerrit,MerritCR/merrit,Seinlin/gerrit,gerrit-review/gerrit,midnightradio/gerrit,thesamet/gerrit,joshuawilson/merrit,MerritCR/merrit,jackminicloud/test,qtproject/qtqa-gerrit,Overruler/gerrit,Distrotech/gerrit,anminhsu/gerrit,quyixia/gerrit,Team-OctOS/host_gerrit,jackminicloud/test,bpollack/gerrit,joshuawilson/merrit,qtproject/qtqa-gerrit,Saulis/gerrit,Team-OctOS/host_gerrit,Saulis/gerrit,netroby/gerrit,gcoders/gerrit,Team-OctOS/host_gerrit,Overruler/gerrit,WANdisco/gerrit,supriyantomaftuh/gerrit,midnightradio/gerrit,quyixia/gerrit,Seinlin/gerrit,Team-OctOS/host_gerrit,dwhipstock/gerrit,hdost/gerrit,thesamet/gerrit,MerritCR/merrit,jackminicloud/test,WANdisco/gerrit,GerritCodeReview/gerrit,GerritCodeReview/gerrit,gracefullife/gerrit,GerritCodeReview/gerrit,pkdevbox/gerrit,Distrotech/gerrit,midnightradio/gerrit,bpollack/gerrit,quyixia/gerrit,gerrit-review/gerrit,MerritCR/merrit,gerrit-review/gerrit,pkdevbox/gerrit,GerritCodeReview/gerrit,thinkernel/gerrit,dwhipstock/gerrit,gcoders/gerrit,hdost/gerrit,supriyantomaftuh/gerrit,renchaorevee/gerrit,anminhsu/gerrit,MerritCR/merrit,dwhipstock/gerrit