Bump mimalloc from 0.1.24 to 0.1.25
Bump mimalloc from 0.1.24 to 0.1.25

Bumps [mimalloc](https://github.com/purpleprotocol/mimalloc_rust) from 0.1.24 to 0.1.25.
- [Release notes](https://github.com/purpleprotocol/mimalloc_rust/releases)
- [Commits](https://github.com/purpleprotocol/mimalloc_rust/compare/v0.1.24...v0.1.25)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
zonyitoo/shadowsocks-rust,shadowsocks/shadowsocks-rust,shadowsocks/shadowsocks-rust,shadowsocks/shadowsocks-rust,shadowsocks/shadowsocks-rust