chore: update alerting swagger spec

Author: yuesenxiong

pkg/services/ngalert/api/tooling/api.json

@@ -4656,14 +4656,12 @@
    "type": "object"
   },
   "gettableSilences": {
-   "description": "GettableSilences gettable silences",
    "items": {
     "$ref": "#/definitions/gettableSilence"
    },
    "type": "array"
   },
   "integration": {
-   "description": "Integration integration",
    "properties": {
     "lastNotifyAttempt": {
      "description": "A timestamp indicating the last attempt to deliver a notification regardless of the outcome.\nFormat: date-time",
@@ -4807,7 +4805,6 @@
    "type": "array"
   },
   "postableSilence": {
-   "description": "PostableSilence postable silence",
    "properties": {
     "comment": {
      "description": "comment",

pkg/services/ngalert/api/tooling/post.json

@@ -4417,7 +4417,6 @@
    "type": "object"
   },
   "alertGroup": {
-   "description": "AlertGroup alert group",
    "properties": {
     "alerts": {
      "description": "alerts",
@@ -4606,7 +4605,6 @@
    "type": "array"
   },
   "gettableSilence": {
-   "description": "GettableSilence gettable silence",
    "properties": {
     "comment": {
      "description": "comment",
@@ -4655,14 +4653,12 @@
    "type": "object"
   },
   "gettableSilences": {
-   "description": "GettableSilences gettable silences",
    "items": {
     "$ref": "#/definitions/gettableSilence"
    },
    "type": "array"
   },
   "integration": {
-   "description": "Integration integration",
    "properties": {
     "lastNotifyAttempt": {
      "description": "A timestamp indicating the last attempt to deliver a notification regardless of the outcome.\nFormat: date-time",
@@ -4843,7 +4839,6 @@
    "type": "object"
   },
   "receiver": {
-   "description": "Receiver receiver",
    "properties": {
     "active": {
      "description": "active",

pkg/services/ngalert/api/tooling/spec.json

@@ -7895,7 +7895,6 @@
       }
     },
     "alertGroup": {
-      "description": "AlertGroup alert group",
       "type": "object",
       "required": [
         "alerts",
@@ -8088,7 +8087,6 @@
       "$ref": "#/definitions/gettableAlerts"
     },
     "gettableSilence": {
-      "description": "GettableSilence gettable silence",
       "type": "object",
       "required": [
         "comment",
@@ -8138,15 +8136,13 @@
       "$ref": "#/definitions/gettableSilence"
     },
     "gettableSilences": {
-      "description": "GettableSilences gettable silences",
       "type": "array",
       "items": {
         "$ref": "#/definitions/gettableSilence"
       },
       "$ref": "#/definitions/gettableSilences"
     },
     "integration": {
-      "description": "Integration integration",
       "type": "object",
       "required": [
         "name",
@@ -8329,7 +8325,6 @@
       "$ref": "#/definitions/postableSilence"
     },
     "receiver": {
-      "description": "Receiver receiver",
       "type": "object",
       "required": [
         "active",