fix: reset sync state when closing in AbstractQuorumState

Signed-off-by: HashEngineering <hashengineeringsolutions@gmail.com>

Author: HashEngineering

core/src/main/java/org/bitcoinj/evolution/AbstractQuorumState.java

@@ -856,4 +856,10 @@ Sha256Hash getHashModifier(LLMQParameters llmqParams, StoredBlock quorumBaseBloc
         }
         return LLMQUtils.buildLLMQBlockHash(llmqParams.getType(), quorumBaseBlock.getHeader().getHash());
     }
+
+    public void close() {
+        // reset the state of any sync operation
+        initChainTipSyncComplete = false;
+        waitingForMNListDiff = false;
+    }
 }

core/src/main/java/org/bitcoinj/evolution/SimplifiedMasternodeListManager.java

@@ -411,8 +411,8 @@ public void close() {
             quorumState.removeEventListeners(blockChain.getBlockChain(), peerGroup);
             quorumRotationState.removeEventListeners(blockChain.getBlockChain(), peerGroup);
             // reset state of chain sync
-            quorumState.initChainTipSyncComplete = false;
-            quorumRotationState.initChainTipSyncComplete = false;
+            quorumState.close();
+            quorumRotationState.close();
 
             try {
                 threadPool.shutdown();