Skip brick_initiator test in virtual environments

/dev/disk/by-path does not exist in certain virtual
environments. Skip the test.

Fixes LP Bug #1196464

Change-Id: Ifc5bb061db59aaa6b7c089eda5e4eb1c9eff2dbf
Imported Translations from Transifex

Change-Id: I488133a2ae2c0f04dfd91bc85107df58c701ab41
Merge "Imported Translations from Transifex"
Merge "Skip brick_initiator test in virtual environments"