refactor #9950 [Docs][Book] Promotion priorities (CoderMaggie)
refactor #9950 [Docs][Book] Promotion priorities (CoderMaggie)

This PR was merged into the 1.2 branch.

Discussion
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| Q               | A
| --------------- | -----
| Branch?         | 1.2
| Doc fix?        | Maybe? 😄 
| Related tickets | fixes #9907 
| License         | MIT


Commits
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4230343ef1c64507655406f5cc133af6365f712e [Docs][Book] Promotion priorities

kayue/Sylius,loic425/Sylius,torinaki/Sylius,itinance/Sylius,Arminek/Sylius,torinaki/Sylius,Brille24/Sylius,GSadee/Sylius,gseidel/Sylius,antonioperic/Sylius,pjedrzejewski/Sylius,NeverResponse/Sylius,loic425/Sylius,pamil/Sylius,diimpp/Sylius,diimpp/Sylius,itinance/Sylius,Brille24/Sylius,diimpp/Sylius,ezecosystem/Sylius,itinance/Sylius,101medialab/Sylius,foobarflies/Sylius,itinance/Sylius,ezecosystem/Sylius,foobarflies/Sylius,mbabker/Sylius,SyliusBot/Sylius,loic425/Sylius,NeverResponse/Sylius,bitbager/Sylius,lchrusciel/Sylius,ezecosystem/Sylius,kayue/Sylius,NeverResponse/Sylius,kayue/Sylius,SyliusBot/Sylius,Zales0123/Sylius,mbabker/Sylius,pamil/Sylius,pjedrzejewski/Sylius,pjedrzejewski/Sylius,SyliusBot/Sylius,ezecosystem/Sylius,lchrusciel/Sylius,GSadee/Sylius,foobarflies/Sylius,gseidel/Sylius,foobarflies/Sylius,Arminek/Sylius,NeverResponse/Sylius,venyii/Sylius,gseidel/Sylius,mbabker/Sylius,torinaki/Sylius,venyii/Sylius,Sylius/Sylius,GSadee/Sylius,101medialab/Sylius,pamil/Sylius,Arminek/Sylius,gseidel/Sylius,torinaki/Sylius,lchrusciel/Sylius,bitbager/Sylius,pjedrzejewski/Sylius,101medialab/Sylius,antonioperic/Sylius,venyii/Sylius,Brille24/Sylius,Sylius/Sylius,Sylius/Sylius,bitbager/Sylius,Zales0123/Sylius,Zales0123/Sylius,bitbager/Sylius,antonioperic/Sylius,mbabker/Sylius,Brille24/Sylius,venyii/Sylius