Merge pull request #250 from labthings/dependabot/pip/sphinx-4.1.1

Bump sphinx from 4.1.0 to 4.1.1

Author: jtc42

poetry.lock

@@ -28,7 +28,7 @@ black = {version = "^20.8b1",allow-prereleases = true}
 pytest-cov = "^2.11.1"
 jsonschema = "^3.2.0"
 pylint = "^2.9.3"
-sphinx = "^4.1.0"
+sphinx = "^4.1.1"
 sphinx-autoapi = "^1.8.1"
 sphinx-rtd-theme = "^0.5.2"
 mypy = "^0.812"