Use file lock in security-manager
Use file lock in security-manager

This change makes that security-manager checks this file lock:
/run/lock/security-manager.lock.

Change-Id: If7032089fb70eda80b0d89b649678a5af7061bf4
Signed-off-by: Sebastian Grabowski <21721e3706f142228f1b06403493ef42ab9cc21d@samsung.com>

pohly/security-manager,Samsung/security-manager,Samsung/security-manager,pohly/security-manager,Samsung/security-manager,pohly/security-manager