Feature: #22086 - Add .stdWrap to page.headTag option

See forge#22086

Description

The TypoScript setting page.headTag now has stdWrap functionality available.

The new option can be set like this:

page = PAGE
page.headTag = <head>
page.headTag.override = <head class="special">
page.headTag.override.if {
  isInList.field = uid
  value = 24
}