In sqlite_dbpage, cancel any pending truncate operation if there an error

occurs later in the transaction.

FossilOrigin-Name: 1abab10f85a4dba5ffe51a30eeef30853c120e5566ed97b3af1526fff597c647

src/dbpage.c

@@ -393,6 +393,8 @@ static int dbpageUpdate(
       memcpy(aPage, pData, szPage);
       pTab->pgnoTrunc = 0;
     }
+  }else{
+    pTab->pgnoTrunc = 0;
   }
   sqlite3PagerUnref(pDbPage);
   return rc;