Merge pull request #14074 from taosdata/fix/TD-16394

fix(query): fix leastsquares function random result when input type is tinyint 

source/libs/function/src/builtinsimpl.c

@@ -1844,9 +1844,8 @@ int32_t leastSQRFunction(SqlFunctionCtx* pCtx) {
         }
         numOfElem++;
         LEASTSQR_CAL(param, x, plist, i, pInfo->stepVal);
-
-        break;
       }
+      break;
     }
     case TSDB_DATA_TYPE_SMALLINT: {
       int16_t* plist = (int16_t*)pCol->pData;
@@ -1871,7 +1870,6 @@ int32_t leastSQRFunction(SqlFunctionCtx* pCtx) {
         numOfElem++;
         LEASTSQR_CAL(param, x, plist, i, pInfo->stepVal);
       }
-
       break;
     }