Fix sonar issues

Author: eldimi

powertools-idempotency/powertools-idempotency-core/src/main/java/software/amazon/lambda/powertools/idempotency/IdempotencyConfig.java

@@ -93,7 +93,7 @@ public static class Builder {
 
         private int localCacheMaxItems = 256;
         private boolean useLocalCache = false;
-        private long expirationInSeconds = 60 * 60; // 1 hour
+        private long expirationInSeconds = 60 * 60L; // 1 hour
         private String eventKeyJMESPath;
         private String payloadValidationJMESPath;
         private boolean throwOnNoIdempotencyKey = false;

powertools-idempotency/powertools-idempotency-core/src/main/java/software/amazon/lambda/powertools/idempotency/persistence/BasePersistenceStore.java

@@ -55,7 +55,7 @@ public abstract class BasePersistenceStore implements PersistenceStore {
     protected boolean payloadValidationEnabled = false;
     private String functionName = "";
     private boolean configured = false;
-    private long expirationInSeconds = 60 * 60; // 1 hour default
+    private long expirationInSeconds = 60 * 60L; // 1 hour default
     private boolean useLocalCache = false;
     private LRUCache<String, DataRecord> cache;
     private String eventKeyJMESPath;