message: chore(platforms/web/server/util): Removes duplicate values from the attr list
diff: @@ -5,9 +5,9 @@ import { makeMap } from 'shared/util'
  const isAttr = makeMap(
  'accept,accept-charset,accesskey,action,align,alt,async,autocomplete,' +
  'autofocus,autoplay,autosave,bgcolor,border,buffered,challenge,charset,' +
  - 'checked,cite,class,code,codebase,color,cols,colspan,content,http-equiv,' +
  - 'name,contenteditable,contextmenu,controls,coords,data,datetime,default,' +
  - 'defer,dir,dirname,disabled,download,draggable,dropzone,enctype,method,for,' +
  + 'checked,cite,class,code,codebase,color,cols,colspan,content,' +
  + 'contenteditable,contextmenu,controls,coords,data,datetime,default,' +
  + 'defer,dir,dirname,disabled,download,draggable,dropzone,enctype,for,' +
  'form,formaction,headers,height,hidden,high,href,hreflang,http-equiv,' +
  'icon,id,ismap,itemprop,keytype,kind,label,lang,language,list,loop,low,' +
  'manifest,max,maxlength,media,method,GET,POST,min,multiple,email,file,' +
  @@ -15,7 +15,7 @@ const isAttr = makeMap(
  'preload,radiogroup,readonly,rel,required,reversed,rows,rowspan,sandbox,' +
  'scope,scoped,seamless,selected,shape,size,type,text,password,sizes,span,' +
  'spellcheck,src,srcdoc,srclang,srcset,start,step,style,summary,tabindex,' +
  - 'target,title,type,usemap,value,width,wrap'
  + 'target,title,usemap,value,width,wrap'
  )
  const unsafeAttrCharRE = /[>/="'\u0009\u000a\u000c\u0020]/ // eslint-disable-line no-control-regex
  