[Synapse] - Add composite API versions (#15787)

Co-authored-by: Dongwei Wang <[email protected]>

Author: idear1203

specification/synapse/resource-manager/readme.md

@@ -28,11 +28,35 @@ These are the global settings for the Azure Synapse Analytics API.
 description: Azure Synapse Analytics Management Client
 openapi-type: arm
 azure-arm: true
-tag: package-preview-2021-06
+tag: package-composite-v1
 generate-empty-classes: true
 modelerfour:
   lenient-model-deduplication: true
 ```
+
+### Tag: package-composite-v1
+
+These settings apply only when `--tag=package-composite-v1` is specified on the command line.
+
+```yaml $(tag) == 'package-composite-v1'
+input-file:
+  - Microsoft.Synapse/stable/2021-06-01/azureADOnlyAuthentication.json
+  - Microsoft.Synapse/stable/2021-06-01/checkNameAvailability.json
+  - Microsoft.Synapse/stable/2021-06-01/firewallRule.json
+  - Microsoft.Synapse/stable/2021-06-01/keys.json
+  - Microsoft.Synapse/stable/2021-06-01/library.json
+  - Microsoft.Synapse/stable/2021-06-01/operations.json
+  - Microsoft.Synapse/stable/2021-06-01/privateEndpointConnections.json
+  - Microsoft.Synapse/stable/2021-06-01/privateLinkResources.json
+  - Microsoft.Synapse/stable/2021-06-01/privatelinkhub.json
+  - Microsoft.Synapse/stable/2021-06-01/sqlPool.json
+  - Microsoft.Synapse/stable/2021-06-01/sqlServer.json
+  - Microsoft.Synapse/stable/2021-06-01/workspace.json
+  - Microsoft.Synapse/preview/2021-06-01-preview/bigDataPool.json
+  - Microsoft.Synapse/preview/2021-06-01-preview/integrationRuntime.json
+  - Microsoft.Synapse/preview/2021-06-01-preview/sparkConfiguration.json
+```
+
 ### Tag: package-2021-06
 
 These settings apply only when `--tag=package-2021-06` is specified on the command line.