Replace rand_os::OsRng with rand_core::OsRng

rand_os::OsRng has been deprecated.  Instead we can use rand_core with
the getrandom feature.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/util.rs b/src/util.rs
index a5dd1e5..5a56c55 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -5,8 +5,7 @@ use std::ffi::{CStr, CString};
 use std::os::raw::{c_char, c_int};
 
 use libc::{c_void, free};
-use rand_core::RngCore;
-use rand_os::OsRng;
+use rand_core::{OsRng, RngCore};
 
 use crate::error::{Error, LibraryError};