Update lerna in / from 2.8.0 to 2.9.0

[dependencies]

Dependencies.io has updated lerna (a npm dependency in /) from "2.8.0" to "2.9.0".

2.9.0

🚀 Enhancement

• #1254 Add support for new yarn workspaces config format. (detrohutt)
• #1227 Add --ignore-scripts flag to bootstrap command. (Andarist)

📝 Documentation

• #1248 Document another potential cause of git initialization failure. (fritz-c)

Committers: 3

• Alexander Roberts (detrohutt)
• Fritz (fritz-c)
• Mateusz Burzyński (Andarist)

[codecov]

Codecov Report

Merging #2987 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #2987   +/-   ##
=======================================
  Coverage   37.37%   37.37%           
=======================================
  Files         426      426           
  Lines        9151     9151           
  Branches      870      879    +9     
=======================================
  Hits         3420     3420           
+ Misses       5202     5184   -18     
- Partials      529      547   +18

Impacted Files	Coverage Δ
app/vue/src/server/config/babel.js	0% <0%> (-100%)	⬇️
app/polymer/src/server/utils.js	0% <0%> (-100%)	⬇️
app/react-native/src/bin/storybook.js	0% <0%> (ø)	⬆️
lib/ui/src/modules/ui/containers/addon_panel.js	23.52% <0%> (ø)	⬆️
addons/storyshots/src/angular/renderTree.js	61.9% <0%> (ø)	⬆️
...tories_panel/stories_tree/tree_decorators_utils.js	45.23% <0%> (ø)	⬆️
addons/events/src/components/Event.js	38.55% <0%> (ø)	⬆️
addons/knobs/src/components/types/Button.js	11.9% <0%> (ø)	⬆️
lib/ui/src/modules/ui/routes.js	0% <0%> (ø)	⬆️
addons/links/src/react/components/link.js	78.78% <0%> (ø)	⬆️
... and 63 more

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