fix: webview content position on show
fix: webview content position on show

fix https://github.com/poooi/poi/issues/1950

yudachi/poi,PHELiOX/poi,poooi/poi,poooi/poi,yudachi/poi,poooi/poi,syncsyncsynchalt/poi,yudachi/poi,PHELiOX/poi,gnattu/poi,poooi/poi,gnattu/poi,syncsyncsynchalt/poi,syncsyncsynchalt/poi,syncsyncsynchalt/poi