fix(query): fix elapsed function time_unit cannot be smaller than db

precision

TD-16018

source/libs/function/src/builtins.c

@@ -318,6 +318,11 @@ static int32_t translateElapsed(SFunctionNode* pFunc, char* pErrBuf, int32_t len
     if (!IS_INTEGER_TYPE(paraType)) {
       return invaildFuncParaTypeErrMsg(pErrBuf, len, pFunc->functionName);
     }
+
+    if (pValue->datum.i == 0) {
+      return buildFuncErrMsg(pErrBuf, len, TSDB_CODE_FUNC_FUNTION_ERROR,
+                             "ELAPSED function time unit parameter should be greater than db precision");
+    }
   }
 
   pFunc->node.resType = (SDataType){.bytes = tDataTypes[TSDB_DATA_TYPE_DOUBLE].bytes, .type = TSDB_DATA_TYPE_DOUBLE};