Update version in README

mbrubeck · mbrubeck · commit 871b6f64fede · 2020-09-03T13:28:49.000-07:00
diff --git a/README.md b/README.md
@@ -84,7 +84,7 @@ Add this to your `Cargo.toml`:
 
 ```toml
 [dependencies]
-hashbrown = "0.8"
+hashbrown = "0.9"
 ```
 
 Then:
