Prop 145: Token Registry Proposal: Adding milkTIA.

This is a token registry proposal to adding milkTIA. Please vote 'Yes' if you support to this proposal, and 'No' if you oppose it. Commonwealth post for milkTIA: https://commonwealth.im/ux/discussion/15097-asset-listing-milktia-proposed-parameters. Please update your price feeder config to support milkTIA.