Add ~'s to SIFAC's tag

BUR #33238 has been approved by @nonamethanks.

rename love_live!_school_idol_festival_after_school_activity -> love_live!_school_idol_festival_~after_school_activity~

Official title has these tildes. https://lovelive-sifachm.square-enix-games.com/ (it's the PS4 release, but close enough)

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The bulk update request #33238 (forum #317431) has been rejected by @DanbooruBot.

The bulk update request #33238 (forum #317431) has been approved by @nonamethanks.