[DOCS] Fix typo

x-pack/docs/en/rest-api/security/create-api-keys.asciidoc

@@ -144,7 +144,7 @@ curl -H "Authorization: ApiKey VnVhQ2ZHY0JDZGJrUW0tZTVhT3g6dWkybHAyYXhUTm1zeWFrd
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 // NOTCONSOLE
 
-One way to create the _credentails_ from CLI on an Unix-like system is as the follows:
+One way to create the credentials from CLI on an Unix-like system is as the follows:
 
 [source,shell]
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