build(deps-dev): bump nuitka from 2.1.5 to 2.1.6

Bumps [nuitka](https://github.com/Nuitka/Nuitka) from 2.1.5 to 2.1.6.
- [Changelog](https://github.com/Nuitka/Nuitka/blob/develop/Changelog.rst)
- [Commits](https://github.com/Nuitka/Nuitka/compare/2.1.5...2.1.6)

---
updated-dependencies:
- dependency-name: nuitka
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Pipfile.lock

@@ -410,10 +410,10 @@
         },
         "nuitka": {
             "hashes": [
-                "sha256:dbbb30ece9d20a11f8d912fdd7475298ed481deeac97a8bf6cd4e19c8ef60bca"
+                "sha256:ee961a34f2fc54c28607e84e65e5b33b47b1b4352eb97fa4d158e2f204a2a183"
             ],
             "index": "pypi",
-            "version": "==2.1.5"
+            "version": "==2.1.6"
         },
         "ordered-set": {
             "hashes": [