doc: fix grammatical error in README.md

Corrected wording for clarity in README.

Author: junnyontop-pixel

README.md

@@ -105,7 +105,7 @@ curl -fsLo "/path/to/nodejs-keyring.kbx" "https://github.com/nodejs/release-keys
 ```
 
 Alternatively, you can import the releaser keys in your default keyring, see
-[Release keys](#release-keys) for commands to how to do that.
+[Release keys](#release-keys) for commands on how to do that.
 
 Then, you can verify the files you've downloaded locally
 (if you're using your default keyring, pass `--keyring="${GNUPGHOME:-~/.gnupg}/pubring.kbx"`):