Merge pull request #8524 from mozilla/pyup-update-boto3-1.7.38-to-1.7.39

Update boto3 to 1.7.39

requirements/prod.txt

@@ -86,9 +86,9 @@ billiard==3.5.0.3 \
 bleach==1.5.0 \
     --hash=sha256:e67f46adcec78dbc3c04462f3aba3213a673d5652eba2609ed1ef15492a44b8d \
     --hash=sha256:978e758599b54cd3caa2e160d74102879b230ea8dc93871d0783721eef58bc65 # pyup: ==1.5.0
-boto3==1.7.38 \
-    --hash=sha256:ba1e5e2b9e0bfbffbe92d5697309671f8c02c2ffc649c1a7adea59bcf0c8cbb7 \
-    --hash=sha256:4284bbebe06a9827bba0f5028551f7e9d2d3051ee813b59932596d8f18fdaaab
+boto3==1.7.39 \
+    --hash=sha256:256bd2c35f450eee8c978166a2391ae9fab88b25443d4c321a6889166697d260 \
+    --hash=sha256:e647c065c3a9db1ea210fd9b082d630072e69e40e8524149819121082d4e0192
 celery==4.1.1 \
     --hash=sha256:6fc4678d1692af97e137b2a9f1c04efd8e7e2fb7134c5c5ad60738cdd927762f \
     --hash=sha256:d1f2a3359bdbdfb344edce98b8e891f5fe64f8a11c5a45538ec20ac237c971f5