build(deps): bump github.com/cosmos/cosmos-sdk from 0.45.4 to 0.45.5 …

…(backport cosmos#1525) (cosmos#1547)

* build(deps): bump github.com/cosmos/cosmos-sdk from 0.45.4 to 0.45.5 (cosmos#1525)

* build(deps): bump github.com/cosmos/cosmos-sdk from 0.45.4 to 0.45.5

Bumps [github.com/cosmos/cosmos-sdk](https://github.com/cosmos/cosmos-sdk) from 0.45.4 to 0.45.5.
- [Release notes](https://github.com/cosmos/cosmos-sdk/releases)
- [Changelog](https://github.com/cosmos/cosmos-sdk/blob/v0.45.5/CHANGELOG.md)
- [Commits](cosmos/cosmos-sdk@v0.45.4...v0.45.5)

---
updated-dependencies:
- dependency-name: github.com/cosmos/cosmos-sdk
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* updating changelog to reflect SDK v0.45.5 upgrade

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Damian Nolan <damiannolan@gmail.com>
Co-authored-by: Carlos Rodriguez <carlos@interchain.io>
(cherry picked from commit 681a558)

* fix conflicts

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Carlos Rodriguez <carlos@interchain.io>