Update gatsby in /docs from 1.9.199 to 1.9.200

[dependencies]

Dependencies.io has updated gatsby (a npm dependency in /docs) from "1.9.199" to "1.9.200".

1.9.200

No content found. Please open an issue at https://github.com/dependencies-io/support if you think this content could have been found.

[codecov]

Codecov Report

Merging #3001 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #3001   +/-   ##
=======================================
  Coverage   37.35%   37.35%           
=======================================
  Files         426      426           
  Lines        9150     9150           
  Branches      868      869    +1     
=======================================
  Hits         3418     3418           
+ Misses       5194     5190    -4     
- Partials      538      542    +4

Impacted Files	Coverage Δ
app/polymer/src/server/config/babel.js	0% <0%> (-100%)	⬇️
app/polymer/src/server/utils.js	0% <0%> (-100%)	⬇️
app/polymer/src/server/babel_config.js	0% <0%> (-76.67%)	⬇️
addons/info/src/components/types/OneOf.js	61.11% <0%> (ø)	⬆️
app/react-native/src/bin/storybook-start.js	0% <0%> (ø)	⬆️
lib/ui/src/modules/api/index.js	0% <0%> (ø)	⬆️
lib/ui/src/libs/withLifecycleDecorator.js	17.14% <0%> (ø)	⬆️
addons/actions/src/lib/types/symbol/index.js	81.25% <0%> (ø)	⬆️
addons/info/src/components/types/OneOfType.js	60% <0%> (ø)	⬆️
addons/a11y/src/components/Report/Item.js	0% <0%> (ø)	⬆️
... and 59 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 70ce583...48468ca. Read the comment docs.