Update HelloSign 2FA options (#3767)
Update HelloSign 2FA options (#3767)

* Add software 2fa for hellosign

* use newer link for hellosign 2fa

* Update _data/legal.yml

Co-Authored-By: jspaetzel <6ef0523cfc4d130f5c8e300bf111b133eca3e6e1@gmail.com>

jdavis/twofactorauth,Jawshy/twofactorauth,bjorno/twofactorauth,rj175/twofactorauth,bjorno/twofactorauth,vgarmash/twofactorauth,bjorno/twofactorauth,Nitrokey/dongleauth,vgarmash/twofactorauth,Jawshy/twofactorauth,Jawshy/twofactorauth,Jawshy/twofactorauth,Nitrokey/dongleauth,vgarmash/twofactorauth,Nitrokey/dongleauth,rj175/twofactorauth,rj175/twofactorauth,jdavis/twofactorauth,jdavis/twofactorauth