chore(pip-prod)(deps): bump dill from 0.3.7 to 0.3.8

Bumps [dill](https://github.com/uqfoundation/dill) from 0.3.7 to 0.3.8.
- [Release notes](https://github.com/uqfoundation/dill/releases)
- [Commits](uqfoundation/dill@dill-0.3.7...0.3.8)

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

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

requirements.txt

@@ -5,7 +5,7 @@ cffi==1.16.0
 chardet==5.2.0
 charset-normalizer==3.3.2
 click==8.1.7
-dill==0.3.7
+dill==0.3.8
 idna==3.6
 iniconfig==2.0.0
 isort==5.13.2