chore(deps-dev): bump codecov from 2.1.0 to 2.1.3

Bumps [codecov](https://github.com/codecov/codecov-python) from 2.1.0 to 2.1.3.
- [Release notes](https://github.com/codecov/codecov-python/releases)
- [Changelog](https://github.com/codecov/codecov-python/blob/master/CHANGELOG.md)
- [Commits](https://github.com/codecov/codecov-python/commits)

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

Pipfile.lock

@@ -206,10 +206,10 @@
         },
         "codecov": {
             "hashes": [
-                "sha256:43ad6cb3e7de073d911aa3ab6a754db88d270fcb0e0d8e2062b964098a51d69b"
+                "sha256:2ebd639d8f621aabcce399e475b0302e436cb7e00e7724d1b2224bbf3f215a0c"
             ],
             "index": "pypi",
-            "version": "==2.1.0"
+            "version": "==2.1.3"
         },
         "coverage": {
             "hashes": [