Bump Cosmos SDK to 0.46.4 & Remove E2E from release branch (cosmos#2730)

* dep: bumping cosmos-sdk to 0.46.4

* chore: removing e2e dir

Co-authored-by: Carlos Rodriguez <carlos@interchain.io>

prepare changelog for v5.1.0 release

prepare changelog for v4.2.0 release

typo in tag link

prepare changelog for release of v2.5.0

Testing: fix block proposer and allow Default gas to be modified (bac…

…kport cosmos#2657) (cosmos#2684)

* fix(testing): fix block proposer and allow Default gas to be modified (cosmos#2657)

* carry block proposer, and allow Default gas to be modified

* add changelog entry

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
Co-authored-by: colin axnér <25233464+colin-axner@users.noreply.github.com>
Co-authored-by: Carlos Rodriguez <carlos@interchain.io>
(cherry picked from commit f69761d)

# Conflicts:
#	CHANGELOG.md

* fix conflict

Co-authored-by: Ramiro Carlucho <ramirocarlucho@gmail.com>
Co-authored-by: Carlos Rodriguez <carlos@interchain.io>

 release v5.0.x: bump to SDK v0.46.3, prepare changelog for v5.0.1 pa…

…tch release (cosmos#2623)

* chore: prepare v5.0.1 release

* chore: fill in changelog

* chore: add more info to changelog entry

release v4.1.x: bump to SDK v0.45.10, prepare v4.1.1 patch release (c…

…osmos#2624)

* chore: bump to SDK v0.45.10

* chore: add changelog entry

release v3.3.x: bump to SDK v0.45.10, prepare changelog for v3.3.1 pa…

…tch release (cosmos#2621)

* chore: bump to SDK v0.45.10

* nit: switch ordering

* chore: update changelog

* chore: minor fixes

release v2.4.x: bump to SDK v0.45.10, prepare changelog for v2.4.2 pa…

…tch release (cosmos#2622)

* chore: bump to SDK v0.45.10

* chore: add changelog entry

* retract v2.0.0 to v2.4.1