Merge pull request #9328 from mozilla/pyup-update-boto3-1.8.4-to-1.8.6

Update boto3 to 1.8.6

requirements/prod.txt

@@ -100,9 +100,9 @@ billiard==3.5.0.4 \
 bleach==1.5.0 \
     --hash=sha256:e67f46adcec78dbc3c04462f3aba3213a673d5652eba2609ed1ef15492a44b8d \
     --hash=sha256:978e758599b54cd3caa2e160d74102879b230ea8dc93871d0783721eef58bc65 # pyup: ==1.5.0
-boto3==1.8.4 \
-    --hash=sha256:16f0bb2cc55f9c8c96549a7211c3e5b7242c60ba186eee3d7e737210c76fd221 \
-    --hash=sha256:06ecdf57cc4a44ed2f7d555390aca2f3bab6b244abd000ee2d55bfb408ff90c8
+boto3==1.8.6 \
+    --hash=sha256:03067dc8ac0b16cf7ef1e016a08135c82a75e330bdbddea970e4c60ea9e4f699 \
+    --hash=sha256:061595d40ea97e4aae8beb9a2eebfe7b1851f40c3c779529d43ad4f8abe5b3d7
 celery==4.1.1 \
     --hash=sha256:6fc4678d1692af97e137b2a9f1c04efd8e7e2fb7134c5c5ad60738cdd927762f \
     --hash=sha256:d1f2a3359bdbdfb344edce98b8e891f5fe64f8a11c5a45538ec20ac237c971f5 # pyup: <4.2