BLD: sync build and run time numpy pinning

tacaswell · tacaswell · commit 25bd18f3ef93 · 2020-10-02T15:10:28.000-04:00
As of 60b03f1 the minimum version is 1.16. This got missed as part of that PR.
diff --git a/setup.py b/setup.py
@@ -284,7 +284,7 @@ def build_extensions(self):
     python_requires='>={}'.format('.'.join(str(n) for n in min_version)),
     setup_requires=[
         "certifi>=2020.06.20",
-        "numpy>=1.15",
+        "numpy>=1.16",
     ],
     install_requires=[
         "certifi>=2020.06.20",
