Bump lodash.mergewith from 4.6.1 to 4.6.2 in /www Bumps [lodash.mergewith](https://github.com/lodash/lodash) from 4.6.1 to 4.6.2. - [Release notes](https://github.com/lodash/lodash/releases) - [Commits](https://github.com/lodash/lodash/commits) Signed-off-by: dependabot[bot]