spring-tools/vscode-extensions/vscode-manifest-yaml/yaml-support/manifest-yaml.tmLanguage.json

{
  "name": "cloudfoundry-manifest",
  "scopeName": "source.manifest-yaml",
  "patterns": [
    {
      "comment": "source.yaml is defined in vscode core",
      "include": "source.yaml"
    }
  ]
}