Remove use of 'libtool --mode=execute' from unit test script.
Remove use of 'libtool --mode=execute' from unit test script.

Change-Id: I52b1152253d6fffad0d5598ecad8677ceb7d6810
Signed-off-by: Christopher M. Cantalupo <9cf3ecca60a3dd7112ab0e7250bedb8a752e3958@intel.com>

geopm/geopm,sssylvester/geopm,cmcantalupo/geopm,geopm/geopm,geopm/geopm,cmcantalupo/geopm,cmcantalupo/geopm,sssylvester/geopm,geopm/geopm,sssylvester/geopm,cmcantalupo/geopm,sssylvester/geopm,geopm/geopm,cmcantalupo/geopm