Bump pymc from 5.16.1 to 5.16.2

Bumps [pymc](https://github.com/pymc-devs/pymc) from 5.16.1 to 5.16.2.
- [Release notes](https://github.com/pymc-devs/pymc/releases)
- [Changelog](https://github.com/pymc-devs/pymc/blob/main/RELEASE-NOTES.md)
- [Commits](pymc-devs/pymc@v5.16.1...v5.16.2)

---
updated-dependencies:
- dependency-name: pymc
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -33,7 +33,7 @@ py_vollib_vectorized==0.1.1
 pyarrow==16.1.0
 pyfolio-reloaded==0.9.7
 pykalman==0.9.7
-pymc==5.16.1
+pymc==5.16.2
 PyPortfolioOpt==1.5.5
 pystore @ git+https://github.com/gnzsnz/pystore.git@pyarrow
 pytensor==2.23.0