Bump the regular-updates group in /cdk with 3 updates

Bumps the regular-updates group in /cdk with 3 updates: [ruff](https://github.com/astral-sh/ruff), [cdk8s-plus-32](https://github.com/cdk8s-team/cdk8s-plus) and [pytest](https://github.com/pytest-dev/pytest).


Updates `ruff` from 0.12.11 to 0.12.12
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.12.11...0.12.12)

Updates `cdk8s-plus-32` from 2.4.1 to 2.4.3
- [Release notes](https://github.com/cdk8s-team/cdk8s-plus/releases)
- [Commits](cdk8s-team/cdk8s-plus@cdk8s-plus-32/v2.4.1...cdk8s-plus-32/v2.4.3)

Updates `pytest` from 8.4.1 to 8.4.2
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.4.1...8.4.2)

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.12.12
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: regular-updates
- dependency-name: cdk8s-plus-32
  dependency-version: 2.4.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: regular-updates
- dependency-name: pytest
  dependency-version: 8.4.2
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: regular-updates
...

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

Author: dependabot[bot]

cdk/poetry.lock

@@ -10,11 +10,11 @@ package-mode = false
 python = ">=3.10,<3.13"
 ca-cdk-constructs = {git = "https://github.com/citizensadvice/ca-cdk-constructs", rev = "v0.14.0"}
 ca-cdk8s-constructs = { git = "https://github.com/citizensadvice/ca-cdk8s-constructs", rev = "v2.3.0" }
-ruff = "^0.12.11"
-cdk8s-plus-32 = "^2.4.1"
+ruff = "^0.12.12"
+cdk8s-plus-32 = "^2.4.3"
 
 [tool.poetry.group.dev.dependencies]
-pytest = "^8.4.1"
+pytest = "^8.4.2"
 
 [tool.ruff]
 target-version = 'py312'