Merge pull request #17042 from taosdata/FIX/TD-19226-3.0

fix: avoid assertion on changing num of spaces in JSON files raft_config.json and raft_store.json

source/libs/sync/src/syncRaftStore.c

@@ -46,7 +46,7 @@ SRaftStore *raftStoreOpen(const char *path) {
   ASSERT(pRaftStore->pFile != NULL);
 
   int len = taosReadFile(pRaftStore->pFile, storeBuf, RAFT_STORE_BLOCK_SIZE);
-  ASSERT(len == RAFT_STORE_BLOCK_SIZE);
+  ASSERT(len > 0);
 
   ret = raftStoreDeserialize(pRaftStore, storeBuf, len);
   ASSERT(ret == 0);