callContract proposals will be created with no description. The Proposal contract will be bricked, as it cant be fixed on-chain. Off-chain tools and integrations will have to create special code to lead with this error. Integrating contracts will have to take this error into account as well.
Note how description is placed on the string1 parameter of _possiblyCreateProposal for callContract proposals. string2 is actually used for the description, so its actual value here will be "".
string1 is used for calling attributes everywhere else, and string2 is used instead for the description, like in createConfirmationProposal(), proposeParameterBallot(), proposeTokenWhitelisting() just to name a few, but it holds for all proposals.
Fix the code like this:
