fix: The OperationNode will repeatedly change status between appearing and disappearing. (#730)

Author: snowlocked

src/TabNavList/index.tsx

@@ -150,7 +150,7 @@ const TabNavList = React.forwardRef<HTMLDivElement, TabNavListProps>((props, ref
   const addSizeValue = getUnitValue(addSize, tabPositionTopOrBottom);
   const operationSizeValue = getUnitValue(operationSize, tabPositionTopOrBottom);
 
-  const needScroll = containerExcludeExtraSizeValue < tabContentSizeValue + addSizeValue;
+  const needScroll = Math.floor(containerExcludeExtraSizeValue) < Math.floor(tabContentSizeValue + addSizeValue);
   const visibleTabContentValue = needScroll
     ? containerExcludeExtraSizeValue - operationSizeValue
     : containerExcludeExtraSizeValue - addSizeValue;