message: Allow emoty query string
diff: @@ -2074,7 +2074,8 @@ export interface WorkspaceSymbolClientCapabilities {
  */
  export interface WorkspaceSymbolParams extends WorkDoneProgressParams, PartialResultParams {
  /**
  - * A non-empty query string
  + * A query string to filter symbols by. Clients may send an empty
  + * string here to request all symbols.
  */
  query: string;
  }
  