refactor(Layout): update layout right style (#4807)

* refactor: 更新 layout-right 样式

* chore: bump version 9.1.2

Author: ArgoZhang

src/BootstrapBlazor/BootstrapBlazor.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Razor">
 
   <PropertyGroup>
-    <Version>9.1.1</Version>
+    <Version>9.1.2</Version>
   </PropertyGroup>
 
   <ItemGroup>

src/BootstrapBlazor/Components/Layout/Layout.razor.scss

@@ -243,6 +243,14 @@
             }
         }
     }
+
+    .layout-right {
+        display: flex;
+        flex-flow: column;
+        flex: 1 1 auto;
+        width: 1%;
+        min-width: 0;
+    }
 }
 
 .has-sidebar {
@@ -264,14 +272,6 @@
             }
         }
 
-        .layout-right {
-            display: flex;
-            flex-flow: column;
-            flex: 1 1 auto;
-            width: 1%;
-            min-width: 0;
-        }
-
         &.has-sidebar {
             .layout-side {
                 &.is-fixed-header {