ink! 5.0.0-rc release

ink! 5.0.0-alpha release

Release `v4.3.0` (#1886)

* Bump version to `4.3.0`

* CHANGELOG.md

Release `v4.2.1`

ink! 4.2.0 release

ink! 4.1.0 release

Release `v4.0.1` (#1688)

* update crates and READMEs

* fix typo

* fix typos

* Update CHANGELOG.md

Co-authored-by: Michael Müller <[email protected]>

* return Unreleased section

* update CHANGELOG

---------

Co-authored-by: Michael Müller <[email protected]>

Release `v4.0.0` (#1653)

* Bump version

* WIP update CHANGELOG.md

* Add full 4.0 CHANGELOG

* Add some external contributor shoutouts

* Add blurb and Compatibility section

* Insert compatible versions

* Add link to use.ink migration guide

* Use published version of contract-build 2.0.0

---------

Co-authored-by: Hernando Castano <[email protected]>

Release `v4.0.0-rc` (#1637)

* Bump version

* WIP update CHANGELOG.md

* Update CHANGELOG.md

* Bump versions

* Update `contract-build` to rc.1

* Temporarily log output for hanging examples tests

* revert examples test logging

* Update contract-metadata version

* Update RELEASES_CHECKLIST.md

Release `v4.0.0-beta.1` (#1617)

* Bump version to `v4.0.0-beta.1`

* Update the `CHANGELOG`

* Thank external contributors

* Indicate that we do want to publish `ink_e2e`

* Same for the `ink_e2e_macro` crate