some cleanup

spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/ratelimiting/bucket4japp/service/PricingPlanService.java

@@ -14,7 +14,6 @@ public class PricingPlanService {
 
     private final Map<String, Bucket> cache = new ConcurrentHashMap<>();
 
-    // @Cacheable("rate-limit-buckets")
     public Bucket resolveBucket(String apiKey) {
         return cache.computeIfAbsent(apiKey, this::newBucket);
     }

spring-boot-modules/spring-boot-libraries/src/main/resources/ratelimiting/application-bucket4j.yml

@@ -8,9 +8,3 @@ spring:
     throw-exception-if-no-handler-found: true
   resources:
     add-mappings: false
-  cache:
-    cache-names:
-    - rate-limit-buckets
-    caffeine:
-      spec: maximumSize=100000,expireAfterAccess=3600s
-