Update dependency hypothesis to v6

test-dep/testing.txt

@@ -8,7 +8,7 @@ psycopg2==2.8.4 --no-binary psycopg2  # https://github.com/psycopg/psycopg2
 django-stubs==1.4.0  # https://github.com/typeddjango/django-stubs
 pytest==5.3.5  # https://github.com/pytest-dev/pytest
 pytest-sugar==0.9.2  # https://github.com/Frozenball/pytest-sugar
-hypothesis==5.19.3 # https://github.com/HypothesisWorks/hypothesis/tree/master/hypothesis-python
+hypothesis==6.116.0 # https://github.com/HypothesisWorks/hypothesis/tree/master/hypothesis-python
 pytest-cov==2.10.0 # https://github.com/pytest-dev/pytest-cov
 responses==0.12.1