Add dateutils to 3.7 dev deps

uwefladrich · uwefladrich · commit 2e5f2f1823f9 · 2022-11-11T20:59:10.000+01:00
diff --git a/requirements-dev-3.7.txt b/requirements-dev-3.7.txt
@@ -7,3 +7,4 @@ ipdb==0.13.9
 numpy==1.21.6
 pytest==7.1.2
 python-dotenv==0.20.0
+python-dateutil==2.8.2
