CodeGen from PR 21523 in Azure/azure-rest-api-specs

[Hub Generated] Review request for Microsoft.DBforPostgreSQL to add version preview/2022-05-01-privatepreview (Azure#21523)

* Adds base for updating Microsoft.DBforPostgreSQL from version preview/2022-03-08-preview to version 2022-05-01-privatepreview

* Updates readme

* Updates API version in new specs and examples

* copied migration changes

* added new checkMigrationNameAvailability.json

* changed readme file

* change in readme.md

* change in readme.md

* change in readme.md

* removed commontypes.json in readme

* testing readme changes

* changed subscriptionid and resourceGroupName

* changed serviceError

* changed uuid to guid

* changed guid to string

* aded custom words

* renamed migrationName to nameOfMigration

* removed common-types in readme

* copied 2022-03-08-preview merged PR changes

* changed v2 to v3 in migration.json and added password in types.json

* added password

* Added only migration related changes

* Added operations.json

* Added only migration related changes

* testing operation change

* Added operations.json

* checking avocado changes

* removed common-types

* changed -privatepreview to -preview

* resolved conflicts

* changed camelcase errors

* added trigger as custom word

* added trigger as custom word

* Removed MigrationResourceGroup

* changed nameOfMigration to migrationName

* reverted nameOfMigration to migrationName

* changed to preview-only

* checking migrationName param

* reverting migrationname changes

* testing migrationName

* fixed error

---------

Co-authored-by: Purnachandra rao Kota <pkota@microsoft.com>

sdk/postgresqlflexibleserver/azure-resourcemanager-postgresqlflexibleserver/CHANGELOG.md

@@ -1,6 +1,8 @@
 # Release History
 
-## 1.0.0-beta.6 (Unreleased)
+## 1.0.0-beta.1 (2023-03-02)
+
+- Azure Resource Manager PostgreSql client library for Java. This package contains Microsoft Azure SDK for PostgreSql Management SDK. The Microsoft Azure management API provides create, read, update, and delete functionality for Azure PostgreSQL resources including servers, databases, firewall rules, VNET rules, security alert policies, log files and configurations with new business model. Package tag package-2020-01-01. For documentation on how to use this package, please see [Azure Management Libraries for Java](https://aka.ms/azsdk/java/mgmt).
 
 ### Features Added
 

sdk/postgresqlflexibleserver/azure-resourcemanager-postgresqlflexibleserver/README.md

@@ -2,7 +2,7 @@
 
 Azure Resource Manager PostgreSql client library for Java.
 
-This package contains Microsoft Azure SDK for PostgreSql Management SDK. The Microsoft Azure management API provides create, read, update, and delete functionality for Azure PostgreSQL resources including servers, databases, firewall rules, VNET rules, security alert policies, log files and configurations with new business model. Package tag package-flexibleserver-2022-12-01. For documentation on how to use this package, please see [Azure Management Libraries for Java](https://aka.ms/azsdk/java/mgmt).
+This package contains Microsoft Azure SDK for PostgreSql Management SDK. The Microsoft Azure management API provides create, read, update, and delete functionality for Azure PostgreSQL resources including servers, databases, firewall rules, VNET rules, security alert policies, log files and configurations with new business model. Package tag package-2020-01-01. For documentation on how to use this package, please see [Azure Management Libraries for Java](https://aka.ms/azsdk/java/mgmt).
 
 ## We'd love to hear your feedback
 
@@ -32,7 +32,7 @@ Various documentation is available to help you get started
 <dependency>
     <groupId>com.azure.resourcemanager</groupId>
     <artifactId>azure-resourcemanager-postgresqlflexibleserver</artifactId>
-    <version>1.0.0-beta.5</version>
+    <version>1.0.0-beta.6</version>
 </dependency>
 ```
 [//]: # ({x-version-update-end})