Bump pytest dev requirement to fix CI crash

Martin Larralde · Martin Larralde · commit 5af9ae93b48e · 2019-01-09T17:45:56.000+01:00
diff --git a/html-py-ever/requirements-dev.txt b/html-py-ever/requirements-dev.txt
@@ -2,6 +2,6 @@ setuptools
 setuptools-rust
 wheel
 pytest-benchmark[historgram]
-pytest
+pytest>=3.6
 beautifulsoup4
 lxml
