Build(deps): Bump pypa/cibuildwheel from 2.20.0 to 2.21.0 in the acti…

…ons group (#1648)

* Build(deps): Bump pypa/cibuildwheel in the actions group

Bumps the actions group with 1 update: [pypa/cibuildwheel](https://github.com/pypa/cibuildwheel).


Updates `pypa/cibuildwheel` from 2.20.0 to 2.21.0
- [Release notes](https://github.com/pypa/cibuildwheel/releases)
- [Changelog](https://github.com/pypa/cibuildwheel/blob/main/docs/changelog.md)
- [Commits](pypa/cibuildwheel@v2.20.0...v2.21.0)

---
updated-dependencies:
- dependency-name: pypa/cibuildwheel
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <[email protected]>

* FIX: Add missing txt files for colormaps in MANIFEST.

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: zssherman <[email protected]>

.github/workflows/wheels.yml

@@ -45,7 +45,7 @@ jobs:
            git fetch --prune --unshallow
 
       - name: Build wheels for CPython
-        uses: pypa/cibuildwheel@v2.20.0
+        uses: pypa/cibuildwheel@v2.21.0
         with:
           output-dir: dist
         env:

MANIFEST.in

@@ -10,6 +10,8 @@ include pyart/testing/registry.txt
 include pyart/correct/src/UWASHINGTON_4DD_README
 include pyart/__check_build/README
 include pyart/graph/balance-rgb.txt
+include pyart/graph/chase-spectral-rgb.txt
+include pyart/graph/spectral-extended-rgb.txt
 include versioneer.py
 include pyart/_version.py
 include pyart/testing/data/*