feat(allocator): Implement default mode

[kdy1]

Description:

In the default mode, Box<T> and Vec<T> should work just like them from std.

Related issue:

• This PR is part of feat(allocator): Introduce scoped allocator #9230

[kdy1]

swc-bump:

• swc_allocator
• swc_core

[codspeed-hq]

CodSpeed Performance Report

Merging #9242 will not alter performance

_{Comparing kdy1:alloc-default (e4848cc) with kdy1:alloc-default (c6224ac)}

Summary

✅ 178 untouched benchmarks