chore: update readme to reflect peering projects (#336)

Hi All, this PR updates the main readme to include the new network peering projects from  #243.

README.md

@@ -164,23 +164,29 @@ example-organization/
     ├── prj-bu1-d-sample-floating
     ├── prj-bu1-d-sample-base
     ├── prj-bu1-d-sample-restrict
+    ├── prj-bu1-d-sample-peering
     ├── prj-bu2-d-sample-floating
     ├── prj-bu2-d-sample-base
-    └── prj-bu2-d-sample-restrict
+    ├── prj-bu2-d-sample-restrict
+    └── prj-bu2-d-sample-peering
 └── fldr-non-production
     ├── prj-bu1-n-sample-floating
     ├── prj-bu1-n-sample-base
     ├── prj-bu1-n-sample-restrict
+    ├── prj-bu1-n-sample-peering
     ├── prj-bu2-n-sample-floating
     ├── prj-bu2-n-sample-base
-    └── prj-bu2-n-sample-restrict
+    ├── prj-bu2-n-sample-restrict
+    └── prj-bu2-n-sample-peering
 └── fldr-production
     ├── prj-bu1-p-sample-floating
     ├── prj-bu1-p-sample-base
     ├── prj-bu1-p-sample-restrict
+    ├── prj-bu1-p-sample-peering
     ├── prj-bu2-p-sample-floating
     ├── prj-bu2-p-sample-base
-    └── prj-bu2-p-sample-restrict
+    ├── prj-bu2-p-sample-restrict
+    └── prj-bu2-p-sample-peering
 ```
 The code in this step includes two options for creating projects.
 The first is the standard projects module which creates a project per environment and the second creates a standalone project for one environment.
@@ -205,9 +211,11 @@ example-organization
     ├── prj-bu1-d-sample-floating
     ├── prj-bu1-d-sample-base
     ├── prj-bu1-d-sample-restrict
+    ├── prj-bu1-d-sample-peering
     ├── prj-bu2-d-sample-floating
     ├── prj-bu2-d-sample-base
     ├── prj-bu2-d-sample-restrict
+    ├── prj-bu2-d-sample-peering
     ├── prj-d-monitoring
     ├── prj-d-secrets
     ├── prj-d-shared-base
@@ -216,9 +224,11 @@ example-organization
     ├── prj-bu1-n-sample-floating
     ├── prj-bu1-n-sample-base
     ├── prj-bu1-n-sample-restrict
+    ├── prj-bu1-n-sample-peering
     ├── prj-bu2-n-sample-floating
     ├── prj-bu2-n-sample-base
     ├── prj-bu2-n-sample-restrict
+    ├── prj-bu2-n-sample-peering
     ├── prj-n-monitoring
     ├── prj-n-secrets
     ├── prj-n-shared-base
@@ -227,9 +237,11 @@ example-organization
     ├── prj-bu1-p-sample-floating
     ├── prj-bu1-p-sample-base
     ├── prj-bu1-p-sample-restrict
+    ├── prj-bu1-p-sample-peering
     ├── prj-bu2-p-sample-floating
     ├── prj-bu2-p-sample-base
     ├── prj-bu2-p-sample-restrict
+    ├── prj-bu2-p-sample-peering
     ├── prj-p-monitoring
     ├── prj-p-secrets
     ├── prj-p-shared-base