javadocs fixed

redisson/src/main/java/org/redisson/api/RBucket.java

@@ -139,7 +139,6 @@ public interface RBucket<V> extends RExpirable, RBucketAsync<V> {
      * Requires <b>Redis 6.0.0 and higher.</b>
      *
      * @param value - value to set
-     * @return void
      */
     void setAndKeepTTL(V value);
 

redisson/src/main/java/org/redisson/api/RMapCache.java

@@ -56,7 +56,6 @@ public interface RMapCache<K, V> extends RMap<K, V>, RMapCacheAsync<K, V>, RDest
      *
      * @param maxSize - max size
      * @param mode - eviction mode
-     * @return void
      */
     void setMaxSize(int maxSize, EvictionMode mode);