chore(deps): bump the gha group across 1 directory with 6 updates

Bumps the gha group with 6 updates in the /packages/opentelemetry-instrumentation-haystack directory:

| Package | From | To |
| --- | --- | --- |
| opentelemetry-semantic-conventions-ai | `0.4.11` | `0.4.12` |
| [flake8](https://github.com/pycqa/flake8) | `7.0.0` | `7.3.0` |
| [pytest](https://github.com/pytest-dev/pytest) | `8.2.2` | `8.4.1` |
| [haystack-ai](https://github.com/deepset-ai/haystack) | `2.3.1` | `2.15.2` |
| [vcrpy](https://github.com/kevin1024/vcrpy) | `6.0.1` | `7.0.0` |
| [pytest-recording](https://github.com/kiwicom/pytest-recording) | `0.13.2` | `0.13.4` |



Updates `opentelemetry-semantic-conventions-ai` from 0.4.11 to 0.4.12

Updates `flake8` from 7.0.0 to 7.3.0
- [Commits](PyCQA/flake8@7.0.0...7.3.0)

Updates `pytest` from 8.2.2 to 8.4.1
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.2.2...8.4.1)

Updates `haystack-ai` from 2.3.1 to 2.15.2
- [Release notes](https://github.com/deepset-ai/haystack/releases)
- [Commits](deepset-ai/haystack@v2.3.1...v2.15.2)

Updates `vcrpy` from 6.0.1 to 7.0.0
- [Release notes](https://github.com/kevin1024/vcrpy/releases)
- [Changelog](https://github.com/kevin1024/vcrpy/blob/master/docs/changelog.rst)
- [Commits](kevin1024/vcrpy@v6.0.1...v7.0.0)

Updates `pytest-recording` from 0.13.2 to 0.13.4
- [Release notes](https://github.com/kiwicom/pytest-recording/releases)
- [Changelog](https://github.com/kiwicom/pytest-recording/blob/master/docs/changelog.rst)
- [Commits](kiwicom/pytest-recording@v0.13.2...v0.13.4)

---
updated-dependencies:
- dependency-name: opentelemetry-semantic-conventions-ai
  dependency-version: 0.4.12
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: gha
- dependency-name: flake8
  dependency-version: 7.3.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: gha
- dependency-name: pytest
  dependency-version: 8.4.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: gha
- dependency-name: haystack-ai
  dependency-version: 2.15.2
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: gha
- dependency-name: vcrpy
  dependency-version: 7.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: gha
- dependency-name: pytest-recording
  dependency-version: 0.13.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: gha
...

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

Author: dependabot[bot]