fix: add correction to java example in multitenancy.adoc

Closes gh-15146

docs/modules/ROOT/pages/servlet/oauth2/resource-server/multitenancy.adoc

@@ -339,7 +339,7 @@ Java::
 [source,java,role="primary"]
 ----
 @Bean
-JWTProcessor jwtProcessor(JWTClaimSetJWSKeySelector keySelector) {
+JWTProcessor jwtProcessor(JWTClaimsSetAwareJWSKeySelector keySelector) {
 	ConfigurableJWTProcessor<SecurityContext> jwtProcessor =
             new DefaultJWTProcessor();
 	jwtProcessor.setJWTClaimsSetAwareJWSKeySelector(keySelector);