Update pykeops requirement from <2.2.0,>=2.0.0 to >=2.0.0,<2.3.0 (#875)

Updates the requirements on [pykeops](https://github.com/getkeops/keops) to permit the latest version.
- [Release notes](https://github.com/getkeops/keops/releases)
- [Changelog](https://github.com/getkeops/keops/blob/main/CHANGELOG.md)
- [Commits](getkeops/keops@v2.0...v2.2)

---
updated-dependencies:
- dependency-name: pykeops
  dependency-type: direct:development
...

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

setup.py

@@ -22,14 +22,14 @@ def readme():
         "tensorflow>=2.2.0, !=2.6.0, !=2.6.1, <2.15.0",  # https://github.com/SeldonIO/alibi-detect/issues/375 and 387
     ],
     "keops": [
-        "pykeops>=2.0.0, <2.2.0",
+        "pykeops>=2.0.0, <2.3.0",
         "torch>=1.7.0, <3.0.0"
     ],
     "all": [
         "prophet>=1.1.0, <2.0.0",
         "tensorflow_probability>=0.8.0, <0.23.0",
         "tensorflow>=2.2.0, !=2.6.0, !=2.6.1, <2.15.0",  # https://github.com/SeldonIO/alibi-detect/issues/375 and 387
-        "pykeops>=2.0.0, <2.2.0",
+        "pykeops>=2.0.0, <2.3.0",
         "torch>=1.7.0, <3.0.0"
     ],
 }