[ReleasePR botservice] new bot properties openWithHint and appPasswordHint (#1953)

Create to sync Azure/azure-rest-api-specs#15456
[ReCreate this PR](https://github.com/azure-resource-manager-schemas/compare/main...AzureSDKAutomation:sdkAuto/botservice?expand=1)

Author: msftbot[bot]

schemas/2021-03-01/Microsoft.BotService.json

@@ -388,6 +388,10 @@
     "BotProperties": {
       "type": "object",
       "properties": {
+        "appPasswordHint": {
+          "type": "string",
+          "description": "The hint (e.g. keyVault secret resourceId) on how to fetch the app secret"
+        },
         "cmekKeyVaultUrl": {
           "type": "string",
           "description": "The CMK Url"
@@ -464,6 +468,10 @@
           "type": "string",
           "description": "Microsoft App Id for the bot"
         },
+        "openWithHint": {
+          "type": "string",
+          "description": "The hint to browser (e.g. protocol handler) on how to open the bot for authoring"
+        },
         "schemaTransformationVersion": {
           "type": "string",
           "description": "The channel schema transformation version for the bot"

schemas/2021-05-01-preview/Microsoft.BotService.json

@@ -430,6 +430,10 @@
     "BotProperties": {
       "type": "object",
       "properties": {
+        "appPasswordHint": {
+          "type": "string",
+          "description": "The hint (e.g. keyVault secret resourceId) on how to fetch the app secret"
+        },
         "cmekKeyVaultUrl": {
           "type": "string",
           "description": "The CMK Url"
@@ -541,6 +545,10 @@
           ],
           "description": "Microsoft App Type for the bot."
         },
+        "openWithHint": {
+          "type": "string",
+          "description": "The hint to browser (e.g. protocol handler) on how to open the bot for authoring"
+        },
         "schemaTransformationVersion": {
           "type": "string",
           "description": "The channel schema transformation version for the bot"