Bump copy-props in /grr/server/grr_response_server/gui/static

Bumps [copy-props](https://github.com/gulpjs/copy-prop) from 2.0.4 to 2.0.5.
- [Commits](https://github.com/gulpjs/copy-prop/commits)

---
updated-dependencies:
- dependency-name: copy-props
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>