📖 Move autoexpand paragraph into correct section (#32462)
📖 Move autoexpand paragraph into correct section (#32462)

This paragraph lacked a section header, so it seemed part of the `Polyfills > Validation` section. Move up into its own section.
danielrozenberg/amphtml,Gregable/amphtml,lannka/amphtml,honeybadgerdontcare/amphtml,rsimha-amp/amphtml,honeybadgerdontcare/amphtml,media-net/amphtml,media-net/amphtml,ampproject/amphtml,jpettitt/amphtml,prateekbh/amphtml,prateekbh/amphtml,danielrozenberg/amphtml,jridgewell/amphtml,honeybadgerdontcare/amphtml,voyagegroup/amphtml,sharethrough/amphtml,mhc-gh/amphtml,mhc-gh/amphtml,ampproject/amphtml,alanorozco/amphtml,danielrozenberg/amphtml,nexxtv/amphtml,alanorozco/amphtml,jridgewell/amphtml,jpettitt/amphtml,smartadserver/amphtml,lannka/amphtml,nexxtv/amphtml,lannka/amphtml,lannka/amphtml,jridgewell/amphtml,media-net/amphtml,ampproject/amphtml,mhc-gh/amphtml,Gregable/amphtml,sharethrough/amphtml,voyagegroup/amphtml,sharethrough/amphtml,lannka/amphtml,jridgewell/amphtml,jridgewell/amphtml,rsimha-amp/amphtml,alanorozco/amphtml,Gregable/amphtml,rsimha-amp/amphtml,smartadserver/amphtml,honeybadgerdontcare/amphtml,honeybadgerdontcare/amphtml,smartadserver/amphtml,nexxtv/amphtml,danielrozenberg/amphtml,jridgewell/amphtml,danielrozenberg/amphtml,mhc-gh/amphtml,mhc-gh/amphtml,mhc-gh/amphtml,jpettitt/amphtml,media-net/amphtml,rsimha-amp/amphtml,Gregable/amphtml,Gregable/amphtml,jpettitt/amphtml,rsimha-amp/amphtml,Gregable/amphtml,prateekbh/amphtml,sharethrough/amphtml,media-net/amphtml,smartadserver/amphtml,prateekbh/amphtml,alanorozco/amphtml,smartadserver/amphtml,jpettitt/amphtml,alanorozco/amphtml,ampproject/amphtml,Gregable/amphtml,danielrozenberg/amphtml,lannka/amphtml,nexxtv/amphtml,danielrozenberg/amphtml,ampproject/amphtml,mhc-gh/amphtml,media-net/amphtml,prateekbh/amphtml,voyagegroup/amphtml,honeybadgerdontcare/amphtml,danielrozenberg/amphtml,jpettitt/amphtml,smartadserver/amphtml,sharethrough/amphtml,ampproject/amphtml,jpettitt/amphtml,nexxtv/amphtml,nexxtv/amphtml,voyagegroup/amphtml,alanorozco/amphtml,media-net/amphtml,ampproject/amphtml,voyagegroup/amphtml,sharethrough/amphtml,rsimha-amp/amphtml,voyagegroup/amphtml,rsimha-amp/amphtml,jpettitt/amphtml,nexxtv/amphtml,Gregable/amphtml,honeybadgerdontcare/amphtml,lannka/amphtml,media-net/amphtml,prateekbh/amphtml,ampproject/amphtml,alanorozco/amphtml,alanorozco/amphtml,jridgewell/amphtml,mhc-gh/amphtml,voyagegroup/amphtml,prateekbh/amphtml