Update ProtonMail (Fix for #2207) (#2259)
Update ProtonMail (Fix for #2207) (#2259)

Support status updated. Documentation link added.

Ref: https://protonmail.com/blog/protonmail-v3-6-release-notes/
seitsu/twofactorauth,bceasydns/twofactorauth,rj175/twofactorauth,brierjon/twofactorauth,jdavis/twofactorauth,cez81/twofactorauth,Criminalllz/twofactorauth,rugk/twofactorauth,jtamplin/twofactorauth,Criminalllz/twofactorauth,rugk/twofactorauth,bjorno/twofactorauth,RichJeanes/twofactorauth,brierjon/twofactorauth,Nitrokey/dongleauth,jtamplin/twofactorauth,cez81/twofactorauth,bceasydns/twofactorauth,jtamplin/twofactorauth,bjorno/twofactorauth,stephengroat/twofactorauth,Criminalllz/twofactorauth,NormandLemay/twofactorauth,Nitrokey/dongleauth,seitsu/twofactorauth,Jawshy/twofactorauth,Jawshy/twofactorauth,RichJeanes/twofactorauth,Jawshy/twofactorauth,seitsu/twofactorauth,RichJeanes/twofactorauth,rj175/twofactorauth,jdavis/twofactorauth,cez81/twofactorauth,rj175/twofactorauth,vgarmash/twofactorauth,Jawshy/twofactorauth,brierjon/twofactorauth,vgarmash/twofactorauth,jdavis/twofactorauth,bjorno/twofactorauth,NormandLemay/twofactorauth,stephengroat/twofactorauth,rugk/twofactorauth,stephengroat/twofactorauth,Nitrokey/dongleauth,NormandLemay/twofactorauth,vgarmash/twofactorauth,bceasydns/twofactorauth