Introduce minor improvement in vcluster:

- Auto remove of leftover container
- Increase vcluster creation timeout to 10min
- Upgrade vcluster to vesion 0.30.1

Change-Id: I11d1bd9fba06746cfa0419273e36ac08997ce705
Signed-off-by: mesaj <juanmanuel.mesamendez.ext@telefonica.com>