message: Add 'specific version' type to default version support
diff: "id": "vss-services-teamcity",
  "name": "TeamCity artifacts for Release Management",
  "publisher": "ms-devlabs",
  - "version": "15.142.0",
  + "version": "15.145.0",
  "public": true,
  "description": "Tools related to connecting with TeamCity",
  "_description.comment": "The below format to define artifact extensions is currently in preview and may change in future.",
  {
  "value": "selectDuringReleaseCreationType",
  "displayValue": "Specify at the time of release creation"
  + },
  + {
  + "value": "specificVersionType",
  + "displayValue": "Specify specific version"
  }
  ],
  "isLimitedToPossibleValues": true
  "dataType": "string"
  }
  },
  + {
  + "id": "defaultVersionSpecific",
  + "name": "i18n:Version",
  + "description": "i18n:Version",
  + "inputMode": "Combo",
  + "isConfidential": false,
  + "groupName": "[{ \"Key\": \"defaultVersionType\", \"Value\": \"specificVersionType\"}]",
  + "properties": {
  + "visibleRule": "defaultVersionType == specificVersionType"
  + },
  + "hasDynamicValueInformation": true,
  + "dependencyInputIds": [
  + "connection",
  + "project",
  + "definition",
  + "defaultVersionType"
  + ],
  + "validation": {
  + "isRequired": true,
  + "dataType": "string"
  + }
  + },
  {
  "id": "artifacts",
  "name": "Artifacts",
  "dataSourceName": "Builds",
  "resultTemplate": "{ Value : \"{{id}}\", DisplayValue : \"{{{number}}}\" }"
  },
  + {
  + "target": "defaultVersionSpecific",
  + "dataSourceName": "Builds",
  + "resultTemplate": "{ Value : \"{{id}}\", DisplayValue : \"{{{number}}}\" }"
  + },
  {
  "target": "latestversion",
  "dataSourceName": "LatestBuild",
  