add valid status check when add new obtable

Author: JackShi148

src/main/java/com/alipay/oceanbase/rpc/location/model/TableRoster.java

@@ -89,7 +89,8 @@ public List<ObServerAddr> refreshTablesAndGetNewServers(List<ReplicaLocation> ne
 
             newServers.add(addr);
 
-            if (tables.containsKey(addr)) { // has ob table addr, continue
+            // has ob table addr and this addr is valid, continue
+            if (tables.containsKey(addr) && tables.get(addr).isValid()) {
                 continue;
             }