Smaller gs jsdoc tweaks

src/index.ts

@@ -95,7 +95,7 @@ import { menuValidateDatasetSpreadsheet } from "./menuActions/menuValidateDatase
  *
  * @param {A1:D} input_table_range_with_headers The input table range including [geo,name,time] for a concept value lookup
  * @param {'data:pop@fasttrack:year:countries_etc'!A1:D} concept_data_table_range_with_headers Local spreadsheet range of the property or concept data to look up against. Required for performance reasons.
- * @return A two-dimensional array containing the cell/column contents described above in the summary.
+ * @customfunction
  */
 (global as any).GM_DATA_AGGR = function(
   input_table_range_with_headers: string[][],
@@ -263,7 +263,7 @@ import { menuValidateDatasetSpreadsheet } from "./menuActions/menuValidateDatase
  * @param {"pop"} concept_id Concept id (eg. "pop") of which concept to import
  * @param {"year"} time_unit Time unit variant (eg. "year") of the concept to import
  * @param {"countries_etc"} geo_set (Optional with default "countries_etc") Should be one of the geo set names listed in the "geo aliases and synonyms" spreadsheet
- * @return A two-dimensional array containing the cell/column contents described above in the summary.
+ * @customfunction
  */
 (global as any).GM_IMPORT_SLOW = function(
   concept_id: string,