Return interbench test to host sanity suite

Return interbench test to host sanity suite

Test is working now.

Author: rquander

Diff for: config/tests/host/sanity.cfg

@@ -5,8 +5,7 @@ avocado-misc-tests/cpu/cpupower.py
 avocado-misc-tests/cpu/ebizzy.py
 avocado-misc-tests/cpu/ppc64_cpu_test.py
 avocado-misc-tests/generic/connectathon.py
-#interbench test not working properly as of April 2017
-#avocado-misc-tests/generic/interbench.py
+avocado-misc-tests/generic/interbench.py
 avocado-misc-tests/generic/openblas.py
 avocado-misc-tests/kernel/tlbflush.py
 avocado-misc-tests/memory/transparent_hugepages_defrag.py