Update deploy condition

Author: timothycrosley

.travis.yml

@@ -46,6 +46,6 @@ deploy:
   on:
     tags: false
     branch: master
-    condition: "$TOXENV = py37-marshmallow3"
+    condition: "$TOXENV = py37-marshmallow2"
   password:
     secure: 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