nixseparatedebuginfod: use system jemalloc

Currently, this package uses a vendored version of jemalloc by way of
the `jemalloc-sys` crate. The vendored version is not compatible with
non-4k page sizes on aarch64, but nixpkgs' version of jemalloc is
configured for such compatibility. To use nixpkgs' version of jemalloc,
we need to pull in the `rust-jemalloc-sys` dependency when building
nixseparatedebuginfod.

pkgs/by-name/ni/nixseparatedebuginfod/package.nix

@@ -3,6 +3,7 @@
 , rustPlatform
 , libarchive
 , openssl
+, rust-jemalloc-sys
 , sqlite
 , pkg-config
 , nixosTests
@@ -27,6 +28,7 @@ rustPlatform.buildRustPackage rec {
   buildInputs = [
     libarchive
     openssl
+    rust-jemalloc-sys
     sqlite
   ];