Prop 154: Upgrade to v11.5.0

Upgrade the comdex chain to v11.5.0. Read more at https://github.com/comdex-official/comdex/releases/tag/v11.5.0
Upgrade docs: https://github.com/comdex-official/networks/blob/main/mainnet/15_v11.5.0_Mainet_Upgrade.md

Upgrade Date: 15th June 16:30 UTC
Chain Upgrade Height: 8184000
- By voting Yes, you agree to amend the upgrades proposed.
- By voting No, you do not agree to amend the upgrades proposed.
- Vote ABSTAIN if you don't have a strong opinion about the proposal.
- Vote NO WITH VETO if you think this proposal is harming the network and the depositor should be slashed for submitting it.