chore(main): release testcontainers 4.13.3 (#909)

:robot: I have created a release *beep* *boop*
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##
[4.13.3](https://github.com/testcontainers/testcontainers-python/compare/testcontainers-v4.13.2...testcontainers-v4.13.3)
(2025-11-14)

### python 3.14 is now supported!

### Bug Fixes

* do not require consumer of library to state nonsupport for py4
([#912](https://github.com/testcontainers/testcontainers-python/issues/912))
([f608df9](https://github.com/testcontainers/testcontainers-python/commit/f608df908f87674484b106831d8e8019fdc1927c))
* **docs:** Update dependencies for docs
([#900](https://github.com/testcontainers/testcontainers-python/issues/900))
([3f66784](https://github.com/testcontainers/testcontainers-python/commit/3f667847a0d9a893e4f15481d81d131817382d5c))

---
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Co-authored-by: David Ankin <daveankin@gmail.com>