deps: bump the pytest-updates group with 4 updates

Bumps the pytest-updates group with 4 updates: [iniconfig](https://github.com/pytest-dev/iniconfig), [pluggy](https://github.com/pytest-dev/pluggy), [pytest](https://github.com/pytest-dev/pytest) and [syrupy](https://github.com/syrupy-project/syrupy).


Updates `iniconfig` from 2.0.0 to 2.3.0
- [Release notes](https://github.com/pytest-dev/iniconfig/releases)
- [Changelog](https://github.com/pytest-dev/iniconfig/blob/main/CHANGELOG)
- [Commits](pytest-dev/iniconfig@v2.0.0...v2.3.0)

Updates `pluggy` from 1.5.0 to 1.6.0
- [Changelog](https://github.com/pytest-dev/pluggy/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pluggy@1.5.0...1.6.0)

Updates `pytest` from 8.3.4 to 9.0.2
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.3.4...9.0.2)

Updates `syrupy` from 4.8.0 to 5.0.0
- [Release notes](https://github.com/syrupy-project/syrupy/releases)
- [Changelog](https://github.com/syrupy-project/syrupy/blob/main/CHANGELOG.md)
- [Commits](syrupy-project/syrupy@v4.8.0...v5.0.0)

---
updated-dependencies:
- dependency-name: iniconfig
  dependency-version: 2.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: pytest-updates
- dependency-name: pluggy
  dependency-version: 1.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: pytest-updates
- dependency-name: pytest
  dependency-version: 9.0.2
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: pytest-updates
- dependency-name: syrupy
  dependency-version: 5.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: pytest-updates
...

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

Author: dependabot[bot]

docs/requirements.txt

@@ -71,7 +71,7 @@ idna==3.11
     # via requests
 imagesize==1.4.1
     # via sphinx
-iniconfig==2.0.0
+iniconfig==2.3.0
     # via pytest
 ipykernel==7.1.0
     # via pyopenms_viz (pyproject.toml)
@@ -169,7 +169,7 @@ platformdirs==4.5.1
     # via jupyter-core
 plotly==5.24.1
     # via pyopenms_viz (pyproject.toml)
-pluggy==1.5.0
+pluggy==1.6.0
     # via pytest
 prompt-toolkit==3.0.52
     # via ipython
@@ -194,7 +194,7 @@ pymzml==2.6.0
     # via pyopenms_viz (pyproject.toml)
 pyparsing==3.3.2
     # via matplotlib
-pytest==8.3.4
+pytest==9.0.2
     # via
     #   pyopenms_viz (pyproject.toml)
     #   syrupy
@@ -256,7 +256,7 @@ sphinxcontrib-serializinghtml==2.0.0
     # via sphinx
 stack-data==0.6.3
     # via ipython
-syrupy==4.8.0
+syrupy==5.0.0
     # via pyopenms_viz (pyproject.toml)
 tenacity==9.1.2
     # via plotly