Prepare 0.9 (#397)

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### Pull Request Checklist:
- [ ] This PR addresses an already opened issue (for bug fixes /
features)
    - This PR fixes #xyz
- [ ] (If applicable) Documentation has been added / updated (for bug
fixes / features).
- [ ] (If applicable) Tests have been added.
- [ ] This PR does not seem to break the templates.
- [x] CHANGES.rst has been updated (with summary of main changes).
- [ ] Link to issue (:issue:`number`) and pull request (:pull:`number`)
has been added.

### What kind of change does this PR introduce?

* The newest `xclim` breaks our release of `xscen`, so we're due for an
update.

### Does this PR introduce a breaking change?


### Other information:

.cruft.json

@@ -11,7 +11,7 @@
       "project_slug": "xscen",
       "project_short_description": "A climate change scenario-building analysis framework, built with xclim/xarray.",
       "pypi_username": "RondeauG",
-      "version": "0.8.4-dev.15",
+      "version": "0.9.0",
       "use_pytest": "y",
       "use_black": "y",
       "use_conda": "y",

CHANGES.rst

@@ -2,7 +2,7 @@
 Changelog
 =========
 
-v0.9.0 (unreleased)
+v0.9.0 (2024-05-07)
 -------------------
 Contributors to this version: Trevor James Smith (:user:`Zeitsperre`), Pascal Bourgault (:user:`aulemahal`), Gabriel Rondeau-Genesse (:user:`RondeauG`), Juliette Lavoie (:user:`juliettelavoie`), Marco Braun (:user:`vindelico`).
 

pyproject.toml

@@ -127,7 +127,7 @@ target-version = [
 ]
 
 [tool.bumpversion]
-current_version = "0.8.4-dev.15"
+current_version = "0.9.0"
 commit = true
 commit_args = "--no-verify"
 tag = false

xscen/__init__.py

@@ -51,7 +51,7 @@
 
 __author__ = """Gabriel Rondeau-Genesse"""
 __email__ = "[email protected]"
-__version__ = "0.8.4-dev.15"
+__version__ = "0.9.0"
 
 
 def warning_on_one_line(