bond EPIC: x/sequencers cleanup unbonding / jail / slash

[danwt]

With recent work relating to sequencer rotation, bond increase/decrease and jail and slash changes, the sequencer module needs to be improved.

This issue is a meta issue tracking other sub issues

Nits

• [x] https://github.com/dymensionxyz/dymension/issues/1056
• [ ] https://github.com/dymensionxyz/dymension/issues/1057
• [ ] https://github.com/dymensionxyz/dymension/issues/1062

Important

• [x] https://github.com/dymensionxyz/dymension/issues/1058
• [ ] https://github.com/dymensionxyz/dymension/issues/1059
• [ ] https://github.com/dymensionxyz/dymension/issues/1064
• [x] https://github.com/dymensionxyz/dymension/issues/1066
• [ ] https://github.com/dymensionxyz/dymension/issues/1067
• [ ] https://github.com/dymensionxyz/dymension/issues/1068
• [ ] https://github.com/dymensionxyz/dymension/issues/1069
• [x] https://github.com/dymensionxyz/dymension/issues/1071
• [ ] https://github.com/dymensionxyz/dymension/issues/1072

Critical

• [x] https://github.com/dymensionxyz/dymension/issues/1060
• [x] https://github.com/dymensionxyz/dymension/issues/1061
• [ ] https://github.com/dymensionxyz/dymension/issues/1063
• [x] https://github.com/dymensionxyz/dymension/issues/1065
• [x] https://github.com/dymensionxyz/dymension/issues/1070

Urgent/Blocking

• [x] https://github.com/dymensionxyz/dymension/issues/1073

[danwt]

I've assigned @spoo-bar but there are relevant things for myself and @mtsitrin (https://github.com/dymensionxyz/dymension/issues/1071) (https://github.com/dymensionxyz/dymension/issues/1066)