Fix association and error log tests

Fixes:
   - Install tarball if not installed.
   - Remove installing tarball from __init__.txt.

Resolve  openbmc/openbmc-test-automation#976

Change-Id: I15a10948dce9fd9f0ddb9a2c9345f461d282ed6f
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
4 files changed