update lerna

Author: pradel

lerna.json

@@ -1,5 +1,5 @@
 {
-  "lerna": "2.5.1",
+  "lerna": "2.9.0",
   "npmClient": "yarn",
   "packages": [
     "packages/*"

package.json

@@ -32,7 +32,7 @@
     "codecov": "^3.0.0",
     "flow-bin": "0.41.0",
     "jest": "^21.2.1",
-    "lerna": "^2.5.1",
+    "lerna": "^2.9.0",
     "opencollective": "^1.0.3",
     "prettier": "^1.7.4",
     "rimraf": "^2.6.2",
@@ -45,4 +45,4 @@
     "url": "https://opencollective.com/accounts-js",
     "logo": "https://opencollective.com/accounts-js/logo.txt"
   }
-}
+}

yarn.lock

@@ -2164,7 +2164,7 @@ lcid@^1.0.0:
   dependencies:
     invert-kv "^1.0.0"
 
-lerna@^2.5.1:
+lerna@^2.9.0:
   version "2.9.0"
   resolved "https://registry.yarnpkg.com/lerna/-/lerna-2.9.0.tgz#303f70bc50b1c4541bdcf54eda13c36fe54401f3"
   dependencies: