Update attrs requirement from <22.0.0,>=19.2.0 to >=19.2.0,<23.0.0 (#727

)

Updates the requirements on [attrs](https://github.com/python-attrs/attrs) to permit the latest version.
- [Release notes](https://github.com/python-attrs/attrs/releases)
- [Changelog](https://github.com/python-attrs/attrs/blob/main/CHANGELOG.rst)
- [Commits](python-attrs/attrs@19.2.0...22.1.0)

---
updated-dependencies:
- dependency-name: attrs
  dependency-type: direct:production
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

setup.py

@@ -49,7 +49,7 @@ def readme():
               'scikit-image>=0.14.2, !=0.17.1, <0.20',  # https://github.com/SeldonIO/alibi/issues/215
               'requests>=2.21.0, <3.0.0',
               'Pillow>=5.4.1, <10.0',
-              'attrs>=19.2.0, <22.0.0',
+              'attrs>=19.2.0, <23.0.0',
               'scipy>=1.1.0, <2.0.0',
               'matplotlib>=3.0.0, <4.0.0',
               'typing-extensions>=3.7.4.3',