Prepare version 3.0.0-rc02. (coil-kt#2606)

* Update changelog for 3.0.0-rc02.

* Update version name.

* Remove suppress warning.

* Update baseline profiles.

Prepare version 3.0.0-rc01.

Prepare 3.0.0-alpha10.

Prepare 3.0.0-alpha09.

Prepare 2.7.0.

Prepare 3.0.0-alpha08.

Update baseline profiles.

Prepare 3.0.0-alpha06.

Prepare 3.0.0-alpha05.

Prepare 2.6.0.