Azure DevOps support

[RudeySH]

Here's an example request that Azure DevOps sends:

Method: POST
URI: {DISCORD_WEBHOOK_URL_GOES_HERE}
HTTP Version: 1.1
Headers:
{
  Content-Type: application/json; charset=utf-8
}
Content:
{
  "subscriptionId": "00000000-0000-0000-0000-000000000000",
  "notificationId": 3,
  "id": "03c164c2-8912-4d5e-8009-3707d5f83734",
  "eventType": "git.push",
  "publisherId": "tfs",
  "message": {
    "text": "Jamal Hartnett pushed updates to Fabrikam-Fiber-Git:master.",
    "html": "Jamal Hartnett pushed updates to Fabrikam-Fiber-Git:master.",
    "markdown": "Jamal Hartnett pushed updates to `Fabrikam-Fiber-Git`:`master`."
  },
  "detailedMessage": {
    "text": "Jamal Hartnett pushed a commit to Fabrikam-Fiber-Git:master.\n - Fixed bug in web.config file 33b55f7c",
    "html": "Jamal Hartnett pushed a commit to <a href=\"https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git/\">Fabrikam-Fiber-Git</a>:<a href=\"https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git/#version=GBmaster\">master</a>.\n<ul>\n<li>Fixed bug in web.config file <a href=\"https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git/commit/33b55f7cb7e7e245323987634f960cf4a6e6bc74\">33b55f7c</a>\n</ul>",
    "markdown": "Jamal Hartnett pushed a commit to [Fabrikam-Fiber-Git](https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git/):[master](https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git/#version=GBmaster).\n* Fixed bug in web.config file [33b55f7c](https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git/commit/33b55f7cb7e7e245323987634f960cf4a6e6bc74)"
  },
  "resource": {
    "commits": [
      {
        "commitId": "33b55f7cb7e7e245323987634f960cf4a6e6bc74",
        "author": {
          "name": "Jamal Hartnett",
          "email": "fabrikamfiber4@hotmail.com",
          "date": "2015-02-25T19:01:00Z"
        },
        "committer": {
          "name": "Jamal Hartnett",
          "email": "fabrikamfiber4@hotmail.com",
          "date": "2015-02-25T19:01:00Z"
        },
        "comment": "Fixed bug in web.config file",
        "url": "https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git/commit/33b55f7cb7e7e245323987634f960cf4a6e6bc74"
      }
    ],
    "refUpdates": [
      {
        "name": "refs/heads/master",
        "oldObjectId": "aad331d8d3b131fa9ae03cf5e53965b51942618a",
        "newObjectId": "33b55f7cb7e7e245323987634f960cf4a6e6bc74"
      }
    ],
    "repository": {
      "id": "278d5cd2-584d-4b63-824a-2ba458937249",
      "name": "Fabrikam-Fiber-Git",
      "url": "https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_apis/git/repositories/278d5cd2-584d-4b63-824a-2ba458937249",
      "project": {
        "id": "6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c",
        "name": "Fabrikam-Fiber-Git",
        "url": "https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_apis/projects/6ce954b1-ce1f-45d1-b94d-e6bf2464ba2c",
        "state": "wellFormed",
        "visibility": "unchanged",
        "lastUpdateTime": "0001-01-01T00:00:00"
      },
      "defaultBranch": "refs/heads/master",
      "remoteUrl": "https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_git/Fabrikam-Fiber-Git"
    },
    "pushedBy": {
      "displayName": "Jamal Hartnett",
      "id": "00067FFED5C7AF52@Live.com",
      "uniqueName": "fabrikamfiber4@hotmail.com"
    },
    "pushId": 14,
    "date": "2014-05-02T19:17:13.3309587Z",
    "url": "https://fabrikam-fiber-inc.visualstudio.com/DefaultCollection/_apis/git/repositories/278d5cd2-584d-4b63-824a-2ba458937249/pushes/14"
  },
  "resourceVersion": "1.0",
  "resourceContainers": {
    "collection": {
      "id": "c12d0eb8-e382-443b-9f9c-c52cba5014c2"
    },
    "account": {
      "id": "f844ec47-a9db-4511-8281-8b63f4eaf94e"
    },
    "project": {
      "id": "be9b3917-87e6-42a4-a549-2bc06a7a878f"
    }
  },
  "createdDate": "2021-10-17T02:10:46.3292927Z"
}

[wh1337]

@dscalzi please assign to me