inline MemSpan MemArena::localize()

in code/include/swoc/MemArena.h [675:679]

• 5 lines of code
• 1 McCabe index (conditional complexity)

inline MemSpan<char> MemArena::localize(MemSpan<char const> s) {
  auto span = this->alloc(s.size()).rebind<char>();
  memcpy(span.data(), s.data(), span.size());
  return { span.data(), span.size() };
}