Bump npm from 6.14.5 to 6.14.6 in /plugins/gatsby-og-images Bumps [npm](https://github.com/npm/cli) from 6.14.5 to 6.14.6. - [Release notes](https://github.com/npm/cli/releases) - [Changelog](https://github.com/npm/cli/blob/latest/CHANGELOG.md) - [Commits](https://github.com/npm/cli/compare/v6.14.5...v6.14.6) Signed-off-by: dependabot[bot]