Test suite type mismatch

[mchantry]

When testing alternate size types, assertequal is used to directly compare single and doubles.
See test/unit/assignment/test_assignment_from_builtin.pf
Line 64 replace

@ASSERTEQUAL(value_holder, assignee%val)

with

@ASSERTEQUAL(real(value_holder,RPE_REAL_KIND), assignee%val)

and line 77 replace

@ASSERTEQUAL(utest32_t(8), assignee%val)

with

@ASSERTEQUAL(real(utest32_t(8),RPE_REAL_KIND), assignee%val)