build(deps-dev): bump mkdocstrings from 0.19.1 to 0.20.0 (#1023)

Bumps [mkdocstrings](https://github.com/mkdocstrings/mkdocstrings) from 0.19.1 to 0.20.0.
- [Release notes](https://github.com/mkdocstrings/mkdocstrings/releases)
- [Changelog](https://github.com/mkdocstrings/mkdocstrings/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mkdocstrings/mkdocstrings/compare/0.19.1...0.20.0)

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

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

poetry.lock

@@ -1394,14 +1394,14 @@ mkdocs = ">=1.0.3"
 
 [[package]]
 name = "mkdocstrings"
-version = "0.19.1"
+version = "0.20.0"
 description = "Automatic documentation from sources, for MkDocs."
 category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "mkdocstrings-0.19.1-py3-none-any.whl", hash = "sha256:32a38d88f67f65b264184ea71290f9332db750d189dea4200cbbe408d304c261"},
-    {file = "mkdocstrings-0.19.1.tar.gz", hash = "sha256:d1037cacb4b522c1e8c164ed5d00d724a82e49dcee0af80db8fb67b384faeef9"},
+    {file = "mkdocstrings-0.20.0-py3-none-any.whl", hash = "sha256:f17fc2c4f760ec302b069075ef9e31045aa6372ca91d2f35ded3adba8e25a472"},
+    {file = "mkdocstrings-0.20.0.tar.gz", hash = "sha256:c757f4f646d4f939491d6bc9256bfe33e36c5f8026392f49eaa351d241c838e5"},
 ]
 
 [package.dependencies]
@@ -2678,4 +2678,4 @@ sqlite = ["aiosqlite"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7.0"
-content-hash = "b3fb84c4229f24554bbf7b47032b91ba2f956dc15fb26f85ee207b18edd5fbf3"
+content-hash = "1924efd5f14ff31e91213d0a7f4c520dbfa01a4c30fa9479c37300813a7258c8"