doc: fix grammatical error in README.md · nodejs/node@75a7a67

Original file line number	Diff line number	Diff line change
`@@ -105,7 +105,7 @@ curl -fsLo "/path/to/nodejs-keyring.kbx" "https://github.com/nodejs/release-keys`
`105`	`105`	```
`106`	`106`
`107`	`107`	`Alternatively, you can import the releaser keys in your default keyring, see`
`108`		`-[Release keys](#release-keys) for commands to how to do that.`
	`108`	`+[Release keys](#release-keys) for commands on how to do that.`
`109`	`109`
`110`	`110`	`Then, you can verify the files you've downloaded locally`
`111`	`111`	(if you're using your default keyring, pass `--keyring="${GNUPGHOME:-~/.gnupg}/pubring.kbx"`):