build(deps): bump uvicorn from 0.12.1 to 0.12.2 (#286)

Bumps [uvicorn](https://github.com/encode/uvicorn) from 0.12.1 to 0.12.2.
- [Release notes](https://github.com/encode/uvicorn/releases)
- [Changelog](https://github.com/encode/uvicorn/blob/master/CHANGELOG.md)
- [Commits](https://github.com/encode/uvicorn/compare/0.12.1...0.12.2)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Pipfile.lock

@@ -1112,11 +1112,11 @@
                 "standard"
             ],
             "hashes": [
-                "sha256:a461e76406088f448f36323f5ac774d50e5a552b6ccb54e4fca8d83ef614a7c2",
-                "sha256:d06a25caa8dc680ad92eb3ec67363f5281c092059613a1cc0100acba37fc0f45"
+                "sha256:8ff7495c74b8286a341526ff9efa3988ebab9a4b2f561c7438c3cb420992d7dd",
+                "sha256:e5dbed4a8a44c7b04376021021d63798d6a7bcfae9c654a0b153577b93854fba"
             ],
             "index": "pypi",
-            "version": "==0.12.1"
+            "version": "==0.12.2"
         },
         "uvloop": {
             "hashes": [