Update requirements.txt

nicain · web-flow · commit 01a295691234 · 2019-04-19T10:59:47.000-07:00
Satisfy security alert: https://github.com/NeurodataWithoutBorders/pynwb/network/alert/requirements.txt/urllib3/open
diff --git a/requirements.txt b/requirements.txt
@@ -7,6 +7,6 @@ python-dateutil==2.7.2
 requests==2.20.0
 ruamel.yaml==0.15.85
 six==1.11.0
-urllib3==1.23
+urllib3==1.24.2
 pandas==0.23.4
 hdmf==1.0.1
