Bump the deps group in /requirements with 3 updates (#1274)

Bumps the deps group in /requirements with 3 updates: [setuptools](https://github.com/pypa/setuptools), [pydata-sphinx-theme](https://github.com/pydata/pydata-sphinx-theme) and [mypy](https://github.com/python/mypy).


Updates `setuptools` from 70.1.0 to 70.1.1
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](pypa/setuptools@v70.1.0...v70.1.1)

Updates `pydata-sphinx-theme` from 0.15.3 to 0.15.4
- [Release notes](https://github.com/pydata/pydata-sphinx-theme/releases)
- [Changelog](https://github.com/pydata/pydata-sphinx-theme/blob/main/RELEASE.md)
- [Commits](pydata/pydata-sphinx-theme@v0.15.3...v0.15.4)

Updates `mypy` from 1.10.0 to 1.10.1
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.10.0...v1.10.1)

---
updated-dependencies:
- dependency-name: setuptools
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: deps
- dependency-name: pydata-sphinx-theme
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: deps
- dependency-name: mypy
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: deps
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/mypy.txt

@@ -1,3 +1,3 @@
 mypy==0.971; python_version <= '3.6'
 mypy==1.4.1; python_version >= '3.7' and python_version < '3.8'
-mypy==1.10.0; python_version >= '3.8'
+mypy==1.10.1; python_version >= '3.8'

requirements/pypi-deploy.txt

@@ -1,3 +1,3 @@
-setuptools==70.1.0
+setuptools==70.1.1
 twine==5.1.1
 wheel==0.43.0

requirements/sphinx-docs.txt

@@ -1,7 +1,7 @@
 # Dependency of `sphinx-book-theme`.
 # Added explicitly after https://github.com/pydata/pydata-sphinx-theme/pull/1503
 # broke the build despite no explicit update to deps.
-pydata-sphinx-theme==0.15.3
+pydata-sphinx-theme==0.15.4
 
 sphinx==6.2.1
 sphinx-book-theme==1.1.3