wip: eckit_HAVE_MPI returns false?

Author: dsarmany

Diff for: tests/multio/CMakeLists.txt

@@ -146,13 +146,11 @@ ecbuild_add_test( TARGET test_multio_hammer_thread
                   ARGS --transport=thread --nbclients=5 --nbservers=3
                   ENVIRONMENT "${_test_environment}" )
 
-if (eckit_HAVE_MPI)
 ecbuild_add_test( TARGET      test_multio_hammer_mpi
                   COMMAND     $<TARGET_FILE:multio-hammer>
                   ARGS        --transport=mpi --nbclients=5 --nbservers=3
                   MPI         8
                   ENVIRONMENT "${_test_environment}" )
-endif (eckit_HAVE_MPI)
 
 ecbuild_add_test( TARGET test_multio_hammer_tcp
                   COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/tcp-launch.sh