Fix HttpSecurity Javadoc for jee() method

Fixes: gh-6958

config/src/main/java/org/springframework/security/config/annotation/web/builders/HttpSecurity.java

@@ -464,7 +464,7 @@ public final class HttpSecurity extends
 	 * 	protected void configure(HttpSecurity http) throws Exception {
 	 * 		http.authorizeRequests().antMatchers("/**").hasRole("USER").and()
 	 * 		// Example jee() configuration
-	 * 				.jee().mappableRoles("ROLE_USER", "ROLE_ADMIN");
+	 * 				.jee().mappableRoles("USER", "ADMIN");
 	 * 	}
 	 * }
 	 * </pre>