Bump hypothesis from 6.108.3 to 6.111.2 in /book/src

Bumps [hypothesis](https://github.com/HypothesisWorks/hypothesis) from 6.108.3 to 6.111.2.
- [Release notes](https://github.com/HypothesisWorks/hypothesis/releases)
- [Commits](HypothesisWorks/hypothesis@hypothesis-python-6.108.3...hypothesis-python-6.111.2)

---
updated-dependencies:
- dependency-name: hypothesis
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

book/src/requirements.txt

@@ -1,7 +1,7 @@
 black==23.12.1
 coverage==7.6.0
 flake8==6.1.0
-hypothesis==6.108.3
+hypothesis==6.111.2
 isort==5.13.2
 MutPy==0.6.1
 mypy==1.11.2