fix fieldset look, fix #8158
fix fieldset look, fix #8158

whitekiba/server,xx621998xx/server,sharidas/core,IljaN/core,jbicha/server,pollopolea/core,nextcloud/server,cernbox/core,bluelml/core,xx621998xx/server,endsguy/server,pmattern/server,cernbox/core,lrytz/core,pollopolea/core,cernbox/core,xx621998xx/server,owncloud/core,pollopolea/core,xx621998xx/server,owncloud/core,Ardinis/server,Ardinis/server,xx621998xx/server,whitekiba/server,pmattern/server,IljaN/core,nextcloud/server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,pixelipo/server,IljaN/core,jbicha/server,IljaN/core,andreas-p/nextcloud-server,bluelml/core,jbicha/server,whitekiba/server,lrytz/core,andreas-p/nextcloud-server,endsguy/server,michaelletzgus/nextcloud-server,nextcloud/server,andreas-p/nextcloud-server,pollopolea/core,lrytz/core,jbicha/server,cernbox/core,Ardinis/server,pixelipo/server,lrytz/core,endsguy/server,sharidas/core,lrytz/core,jbicha/server,sharidas/core,pixelipo/server,andreas-p/nextcloud-server,pmattern/server,phil-davis/core,nextcloud/server,michaelletzgus/nextcloud-server,pixelipo/server,owncloud/core,whitekiba/server,sharidas/core,Ardinis/server,cernbox/core,pixelipo/server,pmattern/server,michaelletzgus/nextcloud-server,owncloud/core,owncloud/core,bluelml/core,endsguy/server,bluelml/core,pmattern/server,sharidas/core,bluelml/core,endsguy/server,pollopolea/core,IljaN/core,Ardinis/server,whitekiba/server