Bump typing-extensions from 4.2.0 to 4.3.0

Bumps [typing-extensions](https://github.com/python/typing_extensions) from 4.2.0 to 4.3.0.
- [Release notes](https://github.com/python/typing_extensions/releases)
- [Changelog](https://github.com/python/typing_extensions/blob/main/CHANGELOG.md)
- [Commits](https://github.com/python/typing_extensions/commits)

---
updated-dependencies:
- dependency-name: typing-extensions
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Pipfile.lock

@@ -377,11 +377,11 @@
         },
         "typing-extensions": {
             "hashes": [
-                "sha256:6657594ee297170d19f67d55c05852a874e7eb634f4f753dbd667855e07c1708",
-                "sha256:f1c24655a0da0d1b67f07e17a5e6b2a105894e6824b92096378bb3668ef02376"
+                "sha256:25642c956049920a5aa49edcdd6ab1e06d7e5d467fc00e0506c44ac86fbfca02",
+                "sha256:e6d2677a32f47fc7eb2795db1dd15c1f34eff616bcaf2cfb5e997f854fa1c4a6"
             ],
             "index": "pypi",
-            "version": "==4.2.0"
+            "version": "==4.3.0"
         },
         "wrapt": {
             "hashes": [