schemaless: change database not ready processing to sleep without clear global meta cache

src/client/src/tscParseLineProtocol.c

@@ -853,8 +853,7 @@ static int32_t insertChildTableBatch(TAOS* taos,  char* cTableName, SArray* cols
       tryAgain = true;
     }
 
-    if (code == TSDB_CODE_APP_NOT_READY ||
-        code == TSDB_CODE_TDB_INVALID_TABLE_ID || code == TSDB_CODE_VND_INVALID_VGROUP_ID) {
+    if (code == TSDB_CODE_TDB_INVALID_TABLE_ID || code == TSDB_CODE_VND_INVALID_VGROUP_ID) {
       TAOS_RES* res2 = taos_query(taos, "RESET QUERY CACHE");
       int32_t   code2 = taos_errno(res2);
       if (code2 != TSDB_CODE_SUCCESS) {
@@ -865,7 +864,7 @@ static int32_t insertChildTableBatch(TAOS* taos,  char* cTableName, SArray* cols
         taosMsleep(50 * (2 << try));
       }
     }
-    if (code == TSDB_CODE_RPC_NETWORK_UNAVAIL) {
+    if (code == TSDB_CODE_APP_NOT_READY || code == TSDB_CODE_RPC_NETWORK_UNAVAIL) {
       if (tryAgain) {
         taosMsleep( 50 * (2 << try));
       }