Revert Blazor ToC back to original location (#19928)

Author: guardrex

aspnetcore/toc.yml

@@ -325,6 +325,48 @@
           items:
             - name: Overview
               uid: blazor/components/index
+            - name: Built-in components
+              items:
+                - name: App
+                  href: blazor/templates.md#blazor-project-structure
+                - name: Authentication
+                  href: blazor/security/webassembly/index.md#authentication-component
+                - name: AuthorizeView
+                  href: blazor/security/index.md#authorizeview-component
+                - name: InputCheckbox
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: InputDate
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: InputFile
+                  uid: blazor/file-uploads
+                - name: InputNumber
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: InputRadio
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: InputRadioGroup
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: InputSelect
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: InputText
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: InputTextArea
+                  href: blazor/forms-validation.md#built-in-forms-components
+                - name: Link
+                  href: blazor/fundamentals/additional-scenarios.md#influence-html-head-tag-elements
+                - name: MainLayout
+                  href: blazor/layouts.md#mainlayout-component
+                - name: Meta
+                  href: blazor/fundamentals/additional-scenarios.md#influence-html-head-tag-elements
+                - name: NavLink
+                  href: blazor/fundamentals/routing.md#navlink-component
+                - name: NavMenu
+                  href: blazor/fundamentals/routing.md#navlink-component
+                - name: Router
+                  href: blazor/fundamentals/routing.md#route-templates
+                - name: Title
+                  href: blazor/fundamentals/additional-scenarios.md#influence-html-head-tag-elements
+                - name: Virtualize
+                  uid: blazor/components/virtualization
             - name: Cascading values and parameters
               uid: blazor/components/cascading-values-and-parameters
             - name: Data binding
@@ -419,48 +461,6 @@
           uid: blazor/blazor-server-ef-core
         - name: Advanced scenarios
           uid: blazor/advanced-scenarios
-        - name: Built-in components
-          items:
-            - name: App
-              href: blazor/templates.md#blazor-project-structure
-            - name: Authentication
-              href: blazor/security/webassembly/index.md#authentication-component
-            - name: AuthorizeView
-              href: blazor/security/index.md#authorizeview-component
-            - name: InputCheckbox
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: InputDate
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: InputFile
-              uid: blazor/file-uploads
-            - name: InputNumber
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: InputRadio
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: InputRadioGroup
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: InputSelect
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: InputText
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: InputTextArea
-              href: blazor/forms-validation.md#built-in-forms-components
-            - name: Link
-              href: blazor/fundamentals/additional-scenarios.md#influence-html-head-tag-elements
-            - name: MainLayout
-              href: blazor/layouts.md#mainlayout-component
-            - name: Meta
-              href: blazor/fundamentals/additional-scenarios.md#influence-html-head-tag-elements
-            - name: NavLink
-              href: blazor/fundamentals/routing.md#navlink-component
-            - name: NavMenu
-              href: blazor/fundamentals/routing.md#navlink-component
-            - name: Router
-              href: blazor/fundamentals/routing.md#route-templates
-            - name: Title
-              href: blazor/fundamentals/additional-scenarios.md#influence-html-head-tag-elements
-            - name: Virtualize
-              uid: blazor/components/virtualization
     - name: Client-side development
       items:
         - name: Single Page Apps