Re-enable all CI tests

Author: jonmmease

Diff for: .circleci/config.yml

@@ -396,21 +396,21 @@ workflows:
   code_formatting:
     jobs:
       - check-code-formatting
-#  dev_build:
-#    jobs:
-#      - plotlyjs_dev_build
+  dev_build:
+    jobs:
+      - plotlyjs_dev_build
 
   build:
     jobs:
-#      - python_36_core
+      - python_36_core
       - python_37_core
-#      - python_38_core
+      - python_38_core
       - python_39_core
       - python_36_optional
-#      - python_37_optional
-#      - python_38_optional
+      - python_37_optional
+      - python_38_optional
       - python_39_optional
       - python_38_orca
       - python_37_percy
-#      - python_37_chart_studio
-#      - build-doc
+      - python_37_chart_studio
+      - build-doc