Release network microsoft.network official 2023 09 01 (#27034)

* Adds base for updating Microsoft.Network from version stable/2023-06-01 to version 2023-09-01

* Updates readme

* Updates API version in new specs and examples

* fix example api version (#26670)

Co-authored-by: Alon Pelled <alpelled@microsoft.com>

* Updated privateEndpointNetworkPolicies Enums (#26972)

* [Public] Adding support for Availability Zones for Bastion (#26764)

---------

Co-authored-by: Joanna-Yang-Art <137839107+Joanna-Yang-Art@users.noreply.github.com>
Co-authored-by: alonzop <alonzop@users.noreply.github.com>
Co-authored-by: Alon Pelled <alpelled@microsoft.com>
Co-authored-by: chrisbrugal <138532458+chrisbrugal@users.noreply.github.com>
Co-authored-by: aavalang <56377848+aavalang@users.noreply.github.com>

Author: 6 people

specification/network/resource-manager/Microsoft.Network/stable/2023-05-01/examples/GetApplicationGatewayWafDynamicManifests.json

@@ -1,7 +1,7 @@
 {
   "parameters": {
     "location": "westus",
-    "api-version": "2021-05-01",
+    "api-version": "2023-05-01",
     "subscriptionId": "subid"
   },
   "responses": {

specification/network/resource-manager/Microsoft.Network/stable/2023-05-01/examples/GetApplicationGatewayWafDynamicManifestsDefault.json

@@ -1,7 +1,7 @@
 {
   "parameters": {
     "location": "westus",
-    "api-version": "2021-05-01",
+    "api-version": "2023-05-01",
     "subscriptionId": "subid"
   },
   "responses": {