Bump extend in /examples/include-external-npm-packages

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/main/CHANGELOG.md)
- [Commits](justmoon/node-extend@v3.0.1...v3.0.2)

Signed-off-by: dependabot[bot] <support@github.com>

examples/include-external-npm-packages/yarn.lock

@@ -768,8 +768,8 @@ expand-range@^1.8.1:
     fill-range "^2.1.0"
 
 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"
 
 extglob@^0.3.1:
   version "0.3.2"