use the sharedLockFreePool as default pool instead of allocating a ne…

…w one

src/main/java/com/fasterxml/jackson/core/util/JsonRecyclerPools.java

@@ -20,13 +20,13 @@ public final class JsonRecyclerPools
     /**
      * Method to call to get the default recycler pool instance:
      * as of Jackson 2.17 this is same as calling
-     * {@link #newLockFreePool()}; earlier 
+     * {@link #sharedLockFreePool()}; earlier
      *
      * @return the default {@link RecyclerPool} implementation to use
      *   if no specific implementation desired.
      */
     public static RecyclerPool<BufferRecycler> defaultPool() {
-        return newLockFreePool();
+        return sharedLockFreePool();
     }
 
     /**