chore(deps-dev): bump the gha group across 1 directory with 4 updates

Bumps the gha group with 4 updates in the /packages/opentelemetry-instrumentation-transformers directory: [flake8](https://github.com/pycqa/flake8), [pytest](https://github.com/pytest-dev/pytest), [pytest-sugar](https://github.com/Teemu/pytest-sugar) and [transformers](https://github.com/huggingface/transformers).


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

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)

Updates `pytest-sugar` from 1.0.0 to 1.1.1
- [Release notes](https://github.com/Teemu/pytest-sugar/releases)
- [Changelog](https://github.com/Teemu/pytest-sugar/blob/main/CHANGES.rst)
- [Commits](Teemu/pytest-sugar@v1.0.0...v1.1.1)

Updates `transformers` from 4.53.0 to 4.56.1
- [Release notes](https://github.com/huggingface/transformers/releases)
- [Commits](huggingface/transformers@v4.53.0...v4.56.1)

---
updated-dependencies:
- 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: 8.4.2
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: gha
- dependency-name: pytest-sugar
  dependency-version: 1.1.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: gha
- dependency-name: transformers
  dependency-version: 4.56.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: gha
...

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

Author: dependabot[bot]