Update README.md

it's simple work, but it's honest

packages/biometric-ed25519/README.md

@@ -32,7 +32,7 @@ Then in your dApp:
 
 
 ```ts
-import { createKey, getKey } from  "@near-js/biometric-ed25519";
+import { createKey, getKeys } from  "@near-js/biometric-ed25519";
 
 // To register with userName
 const key = await createKey(userName);
@@ -60,4 +60,4 @@ As the nature of Elliptic Curve crypto, `getKeys` return with two possible publi
 ## License
 
 
-This repository is distributed under the terms of both the MIT license and the Apache License (Version 2.0). See [LICENSE-MIT](LICENSE-MIT) and [LICENSE-APACHE](LICENSE-APACHE) for details.
+This repository is distributed under the terms of both the MIT license and the Apache License (Version 2.0). See [LICENSE-MIT](LICENSE-MIT) and [LICENSE-APACHE](LICENSE-APACHE) for details.