Bump rand version

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "rahashmap"
-version = "0.2.13"
+version = "0.2.14"
 authors = ["Jonathan Behrens <[email protected]>", "The Rust Project Developers"]
 license = "MIT/Apache-2.0"
 description = "Fork of standard library HashMap with additional functionality."
@@ -10,4 +10,4 @@ repository = "https://github.com/fintelia/rahashmap"
 documentation = "https://docs.rs/rahashmap"
 
 [dependencies]
-rand = "0.5.3"
+rand = "0.7"

src/map.rs

@@ -2509,8 +2509,7 @@ impl RandomState {
         // increment one of the seeds on every RandomState creation, giving
         // every corresponding HashMap a different iteration order.
         thread_local!(static KEYS: Cell<(u64, u64)> = {
-            let r = rand::OsRng::new();
-            let mut r = r.expect("failed to create an OS RNG");
+            let mut r = rand::thread_rng();
             Cell::new((r.gen(), r.gen()))
         });