build(deps): bump extend from 3.0.1 to 3.0.2 (#641)

Bumps [extend](https://github.com/justmoon/node-extend) from 3.0.1 to 3.0.2.
- [Release notes](https://github.com/justmoon/node-extend/releases)
- [Changelog](https://github.com/justmoon/node-extend/blob/master/CHANGELOG.md)
- [Commits](https://github.com/justmoon/node-extend/compare/v3.0.1...v3.0.2)
Signed-off-by: Ndependabot[bot] <support@github.com>

yarn.lock

@@ -2911,8 +2911,8 @@ express@^4.14.1, express@^4.16.3:
     vary "~1.1.2"
 
 extend@^3.0.0, extend@~3.0.0, extend@~3.0.1:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.1.tgz#a755ea7bc1adfcc5a31ce7e762dbaadc5e636444"
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
 
 external-editor@^1.1.0:
   version "1.1.1"