Bump cel-python from 0.2.0 to 0.4.0

Bumps [cel-python](https://github.com/cloud-custodian/cel-python) from 0.2.0 to 0.4.0.
- [Release notes](https://github.com/cloud-custodian/cel-python/releases)
- [Commits](cloud-custodian/cel-python@v0.2...v0.4)

---
updated-dependencies:
- dependency-name: cel-python
  dependency-version: 0.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -23,7 +23,7 @@ classifiers = [
 dynamic = ["version"]
 dependencies = [
     "protobuf>=5",
-    "cel-python==0.2.*",
+    "cel-python>=0.2,<0.5",
     # We need at least this version, which started publishing wheels for Python 3.14.
     # Ref: https://github.com/google/re2/issues/580
     "google-re2>=1.1.20251105; python_version == '3.14'",