As a result of earlier developments, there remained no other
instatiations of the `ALLOC`, `DEALLOC`, and `DECLARE_ROUTINES_FOR`
templates. So, it's simpler to write the alloc/dealloc routines
directly for `ecma_number_t` as well.
JerryScript-DCO-1.0-Signed-off-by: Akos Kiss akiss@inf.u-szeged.hu