Removing Overview sidebars which did contain text.

Author: Oxyjun

src/content/docs/reference-architecture/architectures/index.mdx

@@ -2,6 +2,8 @@
 title: Reference Architectures
 pcx_content_type: navigation
 sidebar:
+  group:
+    hideIndex: true
   order: 4
 ---
 

src/content/docs/reference-architecture/design-guides/index.mdx

@@ -2,6 +2,8 @@
 title: Design Guides
 pcx_content_type: navigation
 sidebar:
+  group:
+    hideIndex: true
   order: 6
 ---
 

src/content/docs/reference-architecture/diagrams/index.mdx

@@ -2,6 +2,8 @@
 title: Reference Architecture Diagrams
 pcx_content_type: navigation
 sidebar:
+  group:
+    hideIndex: true
   order: 5
 ---
 

src/content/docs/reference-architecture/implementation-guides/application-security/index.mdx

@@ -1,6 +1,9 @@
 ---
 title: Application Security
 pcx_content_type: navigation
+sidebar:
+  group:
+    hideIndex: true
 ---
 
 import { Description, DirectoryListing, Render } from "~/components";

src/content/docs/reference-architecture/implementation-guides/index.mdx

@@ -2,6 +2,8 @@
 title: Implementation Guides
 pcx_content_type: navigation
 sidebar:
+  group:
+    hideIndex: true
   order: 7
 ---
 

src/content/docs/reference-architecture/implementation-guides/zero-trust/index.mdx

@@ -1,6 +1,9 @@
 ---
 title: Zero Trust
 pcx_content_type: navigation
+sidebar:
+  group:
+    hideIndex: true
 ---
 
 import { Description, DirectoryListing, Render } from "~/components";