Without this feature jemalloc is used only for Rust code but not for
bundled C/C++ libraries (like rocksdb).
https://github.com/solana-labs/solana/issues/14366#issuecomment-930404992
(cherry picked from commit 4bf6d0c4d7
)
Co-authored-by: behzad nouri <behzadnouri@gmail.com>