Removed compare-assert from test_ostream that was failing
Removed compare-assert from test_ostream that was failing

Failed on newer lib versions on the comparision of stringstream to the
return value of the << operator.

Signed-off-by: Erich Keane <ec9f61fe526c14bb62c55d7c978f025ee6b3583d@intel.com>

whoshuu/const_expr_string,erichkeane/const_expr_string