Fix an error (#7924)

documentation/jetty-documentation/src/main/asciidoc/operations-guide/begin/deploy.adoc

@@ -42,7 +42,7 @@ mywebapp.war
 <1> Publicly accessible resources such as `+*.html+`, `+*.jsp+`, `+*.css+`, `+*.js+` files, etc. are placed in `+*.war+` or in sub-directories of the `+*.war+`.
 <2> `WEB-INF` is a special directory used to store anything related to the web application that must not be publicly accessible, but may be accessed by other resources.
 <3> `WEB-INF/classes` stores the web application compiled `+*.class+` files
-<4> `WEB-INF/classes` stores the web application `+*.jar+` files
+<4> `WEB-INF/lib` stores the web application `+*.jar+` files
 <5> `WEB-INF/web.xml` is the web application deployment descriptor defines the components and the configuration of your web application.
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