CodeGen from PR 22639 in Azure/azure-rest-api-specs

Networking 2022-09-01 release (Azure#22639)

* Adds base for updating Microsoft.Network from version stable/2022-07-01 to version 2022-09-01

* Updates readme

* Updates API version in new specs and examples

* Added flowlog property in virtual network (Azure#21790)

Co-authored-by: Krishna Mishra <krmishr@microsoft.com>

* commit1 (Azure#22111)

Co-authored-by: Khushboo Baheti <khbaheti@microsoft.com>

* adding auth status property to circuit (Azure#22024)

* Make auth status readonly (Azure#22365)

* make auth status read only

* fixing model validation

* prettier fix

* Add support for State flag in Custom Rule (Azure#22457)

* Fix LRO header model validation (Azure#22506)

* Add new status code for application gateway custom error page (Azure#22151)

* Add new status code for application gateway custom error page

* Fix prettier

* Adding words to Custom-Words list

* Fix missing resource id in application gateway list example (Azure#22509)

* Resolving merge conflicts with main branch

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Co-authored-by: Mikhail <mitryakh@microsoft.com>
Co-authored-by: KRISHNA MISHRA <krishmi139@gmail.com>
Co-authored-by: Krishna Mishra <krmishr@microsoft.com>
Co-authored-by: Khushboo Baheti <37917868+Khushboo-Baheti@users.noreply.github.com>
Co-authored-by: Khushboo Baheti <khbaheti@microsoft.com>
Co-authored-by: utbarn-ms <66377251+utbarn-ms@users.noreply.github.com>
Co-authored-by: tejasshah7 <49326906+tejasshah7@users.noreply.github.com>
Co-authored-by: Prateek Sachan <42961174+prateek2211@users.noreply.github.com>