message: Add annotation to Web Terminals to enable Operator metrics
  Add DevWorkspace Operator supported annotation
  'controller.devfile.io/devworkspace-source' to Web Terminal instances to
  enable the DevWorkspace Operator to report Web Terminal-specific
  metrics.
diff: @@ -49,6 +49,7 @@ export const CLOUD_SHELL_LABEL = 'console.openshift.io/terminal';
  export const CLOUD_SHELL_CREATOR_LABEL = 'controller.devfile.io/creator';
  export const CLOUD_SHELL_RESTRICTED_ANNOTATION = 'controller.devfile.io/restricted-access';
  export const CLOUD_SHELL_STOPPED_BY_ANNOTATION = 'controller.devfile.io/stopped-by';
  +export const CLOUD_SHELL_SOURCE_ANNOTATION = 'controller.devfile.io/devworkspace-source';
  export const CLOUD_SHELL_PROTECTED_NAMESPACE = 'openshift-terminal';
  export const createCloudShellResourceName = () => `terminal-${getRandomChars(6)}`;
  @@ -98,6 +99,7 @@ export const newCloudShellWorkSpace = (
  },
  annotations: {
  [CLOUD_SHELL_RESTRICTED_ANNOTATION]: 'true',
  + [CLOUD_SHELL_SOURCE_ANNOTATION]: 'web-terminal',
  },
  },
  spec: {
  