Error encoding apostrophes in titles

[martanducas]

Els apòstrofs no es codifiquen bé:

This happens in proposal cards (maybe others too). It seems that apostrophes are encoded with html entities. TODO:

• [x] Check if this happens in decidim core (develop) AFFECTED
• [x] PR to decidim core
• [x] PR to platoniq/temp/0.22-surveys
• [x] Deploy

Also affects tag <title> and other metas:

[martanducas]

It also affects the notification mail subject:

[microstudi]

Notes:

• the cards errors is in meetings