infra: bump the pylint-and-astroid group in /dockerfile with 2 updates

Bumps the pylint-and-astroid group in /dockerfile with 2 updates: [pylint](https://github.com/pylint-dev/pylint) and [astroid](https://github.com/PyCQA/astroid).


Updates `pylint` from 2.17.4 to 2.17.5
- [Release notes](https://github.com/pylint-dev/pylint/releases)
- [Commits](pylint-dev/pylint@v2.17.4...v2.17.5)

Updates `astroid` from 2.15.5 to 2.15.6
- [Release notes](https://github.com/PyCQA/astroid/releases)
- [Changelog](https://github.com/pylint-dev/astroid/blob/main/ChangeLog)
- [Commits](pylint-dev/astroid@v2.15.5...v2.15.6)

---
updated-dependencies:
- dependency-name: pylint
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: pylint-and-astroid
- dependency-name: astroid
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: pylint-and-astroid
...

Signed-off-by: dependabot[bot] <support@github.com>

dockerfile/anaconda-ci/requirements.txt

@@ -17,8 +17,8 @@ pyyaml
 jinja2
 
 # pylint and its supporting libs
-pylint == 2.17.4
-astroid == 2.15.5
+pylint == 2.17.5
+astroid == 2.15.6
 
 # ruff for fast linting
 ruff == 0.0.284