radioInterfaceMulti:pullBuffer: Sanely convert float array to complex array

Fixes this type of compilation warning:
‘void* memcpy(void*, const void*, size_t)’ writing to an object of non-trivially copyable type ‘class Complex<float>’; use copy-assignment or copy-initialization instead [-Werror=class-memaccess]

Change-Id: Ibb2380a0a335ce798fe87221519fbbebade53054
1 file changed