Merge pull request #283 from pypa/pyup-update-setuptools-40.8.0-to-40.9.0

Update setuptools to 40.9.0

Author: trishankatdatadog

docker/build_scripts/requirements.txt

@@ -6,6 +6,6 @@ pip==19.0.3 \
 wheel==0.31.1 \
     --hash=sha256:80044e51ec5bbf6c894ba0bc48d26a8c20a9ba629f4ca19ea26ecfcf87685f5f \
     --hash=sha256:0a2e54558a0628f2145d2fc822137e322412115173e8a2ddbe1c9024338ae83c
-setuptools==40.8.0 \
-    --hash=sha256:e8496c0079f3ac30052ffe69b679bd876c5265686127a3159cfa415669b7f9ab \
-    --hash=sha256:6e4eec90337e849ade7103723b9a99631c1f0d19990d6e8412dc42f5ae8b304d
+setuptools==40.9.0 \
+    --hash=sha256:06ebb20a85510e7184a5bd9b0f45c8c104dfe656464d70ecd9b7a0154eb915ae \
+    --hash=sha256:a96b1bef41915307025ae357fde45c1ccbd2bb0d37b3a8bc239dddd55bd01ca3