chore: update alerting swagger spec

Author: asmyasnikov

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

@@ -4205,6 +4205,7 @@
    "type": "object"
   },
   "alertGroup": {
+   "description": "AlertGroup alert group",
    "properties": {
     "alerts": {
      "description": "alerts",
@@ -4228,7 +4229,6 @@
    "type": "object"
   },
   "alertGroups": {
-   "description": "AlertGroups alert groups",
    "items": {
     "$ref": "#/definitions/alertGroup"
    },
@@ -4395,7 +4395,6 @@
    "type": "array"
   },
   "gettableSilence": {
-   "description": "GettableSilence gettable silence",
    "properties": {
     "comment": {
      "description": "comment",
@@ -4444,14 +4443,12 @@
    "type": "object"
   },
   "gettableSilences": {
-   "description": "GettableSilences gettable silences",
    "items": {
     "$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",
@@ -4595,6 +4592,7 @@
    "type": "array"
   },
   "postableSilence": {
+   "description": "PostableSilence postable silence",
    "properties": {
     "comment": {
      "description": "comment",
@@ -4632,7 +4630,6 @@
    "type": "object"
   },
   "receiver": {
-   "description": "Receiver receiver",
    "properties": {
     "active": {
      "description": "active",

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

@@ -4205,6 +4205,7 @@
    "type": "object"
   },
   "alertGroup": {
+   "description": "AlertGroup alert group",
    "properties": {
     "alerts": {
      "description": "alerts",
@@ -4396,6 +4397,7 @@
    "type": "array"
   },
   "gettableSilence": {
+   "description": "GettableSilence gettable silence",
    "properties": {
     "comment": {
      "description": "comment",
@@ -4451,7 +4453,6 @@
    "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",

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

@@ -7271,6 +7271,7 @@
       }
     },
     "alertGroup": {
+      "description": "AlertGroup alert group",
       "type": "object",
       "required": [
         "alerts",
@@ -7466,6 +7467,7 @@
       "$ref": "#/definitions/gettableAlerts"
     },
     "gettableSilence": {
+      "description": "GettableSilence gettable silence",
       "type": "object",
       "required": [
         "comment",
@@ -7523,7 +7525,6 @@
       "$ref": "#/definitions/gettableSilences"
     },
     "integration": {
-      "description": "Integration integration",
       "type": "object",
       "required": [
         "name",