Bump goblin from 0.3.1 to 0.3.4

Bumps [goblin](https://github.com/m4b/goblin) from 0.3.1 to 0.3.4.
- [Release notes](https://github.com/m4b/goblin/releases)
- [Changelog](https://github.com/m4b/goblin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/m4b/goblin/commits)

Signed-off-by: dependabot[bot] <support@github.com>
3 jobs for dependabot/cargo/goblin-0.3.4 in 17 seconds (queued for 16 seconds)
latest
Status Name Job ID Coverage
  Prepare
failed prepare:docker #1416896
builder

00:00:17

 
  Build
skipped build:uhyve #1416897
 
  Test
skipped test:demo #1416898
privileged
 
Name Stage Failure
failed
prepare:docker Prepare
	ContainersNotReady: "containers with unready status: [build helper]"
Running on runner-vpmslmzd-project-33316-concurrent-0jdwht via gitlab-runner-git-rwth-builder-gitlab-runner-649fcd9dd8-mzbvl...
Getting source from Git repository
Fetching changes with git depth set to 50...
Initialized empty Git repository in /builds/acs/public/hermitcore/uhyve/.git/
Created fresh repository.
fatal: unable to access 'https://git.rwth-aachen.de/acs/public/hermitcore/uhyve.git/': Could not resolve host: git.rwth-aachen.de
Cleaning up file based variables
ERROR: Job failed: command terminated with exit code 1