Pipeline cli extension automation onboarding (#1397)

* pipeline cli automation

* update az version

Co-authored-by: Xiaoxu Qi <xiaoxuqi@microsoft.com>
Co-authored-by: Yu Chen <ychenu@microsoft.com>

swagger_to_sdk_config.json

@@ -0,0 +1,19 @@
+{
+    "$schema": "https://openapistorageprod.blob.core.windows.net/sdkautomation/prod/schemas/swagger_to_sdk_config.schema.json",
+    "meta": {
+      "autorest_options": {
+        "az": "",
+        "use": "@autorest/az@latest",
+        "sdkrel:az-src-folder": "./src/.",
+        "version": "3.0.6198",
+        "sdkrel:output-folder":".",
+        "clear-output-folder":"false"
+      },
+      "advanced_options": {
+        "create_sdk_pull_requests": true,
+        "sdk_generation_pull_request_base": "integration_branch"
+      },
+      "repotag": "azure-cli-extensions",
+      "version": "0.1.0"
+    }
+  }