refactor: 代码规范化

Author: ArgoZhang

src/BootstrapBlazor/Components/RibbonTab/RibbonTab.razor

@@ -7,7 +7,8 @@
                      OnItemClickAsync="OnItemClickAsync!" OnMenuClickAsync="OnMenuClickAsync!" OnFloatChanged="OnFloatChanged!"
                      EncodeAnchorCallback="EncodeAnchorCallback!" DecodeAnchorCallback="DecodeAnchorCallback!"
                      RightButtonsTemplate="RightButtonsTemplate!"
-                     RibbonArrowUpIcon="@RibbonArrowUpIcon" RibbonArrowDownIcon="@RibbonArrowDownIcon" RibbonArrowPinIcon="@RibbonArrowPinIcon"></RibbonTabHeader>
+                     RibbonArrowUpIcon="@RibbonArrowUpIcon" RibbonArrowDownIcon="@RibbonArrowDownIcon"
+                     RibbonArrowPinIcon="@RibbonArrowPinIcon"></RibbonTabHeader>
     @if (ChildContent != null)
     {
         <div class="ribbon-body">

src/BootstrapBlazor/Components/RibbonTab/RibbonTabHeader.razor.cs

@@ -17,9 +17,7 @@ public partial class RibbonTabHeader
     /// </summary>
     [Parameter]
     [NotNull]
-#if NET6_0_OR_GREATER
     [EditorRequired]
-#endif
     public IEnumerable<RibbonTabItem>? Items { get; set; }
 
     /// <summary>