build(deps): bump isort from 5.5.4 to 5.6.3

Bumps [isort](https://github.com/pycqa/isort) from 5.5.4 to 5.6.3.
- [Release notes](https://github.com/pycqa/isort/releases)
- [Changelog](https://github.com/PyCQA/isort/blob/develop/CHANGELOG.md)
- [Commits](PyCQA/isort@5.5.4...5.6.3)

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

test-requirements.txt

@@ -108,9 +108,9 @@ iniconfig==1.0.1 \
     --hash=sha256:80cf40c597eb564e86346103f609d74efce0f6b4d4f30ec8ce9e2c26411ba437 \
     --hash=sha256:e5f92f89355a67de0595932a6c6c02ab4afddc6fcdc0bfc5becd0d60884d3f69 \
     # via pytest
-isort==5.5.4 \
-    --hash=sha256:36f0c6659b9000597e92618d05b72d4181104cf59472b1c6a039e3783f930c95 \
-    --hash=sha256:ba040c24d20aa302f78f4747df549573ae1eaf8e1084269199154da9c483f07f \
+isort==5.6.3 \
+    --hash=sha256:2c1d044a96c74367ab12188593d134c596747d97aec43b9cdb12eea83b6889d2 \
+    --hash=sha256:3820dd92c3214290cda6351f2ae2cedd5170759bc434af600eaad4f7a82a6ade \
     # via pylint
 jinja2==2.11.2 \
     --hash=sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0 \