Bump snmalloc-sys/snmalloc from 4837c82 to db3580a

dependabot-preview[bot] · SchrodingerZhu · commit c5c62e9b9c99 · 2021-01-24T16:05:44.000+08:00
Bumps [snmalloc-sys/snmalloc](https://github.com/microsoft/snmalloc) from `4837c82` to `db3580a`. - [Release notes](https://github.com/microsoft/snmalloc/releases) - [Commits](microsoft/snmalloc@4837c82...db3580a) Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
diff --git a/snmalloc-sys/snmalloc b/snmalloc-sys/snmalloc
@@ -1 +1 @@
-Subproject commit 4837c8248912f3dda3df84e1b1345bcb4c29d2ab
+Subproject commit db3580a9d8fac394afa3efd6cc55027f269cd9dc
