code: @NotNull
      @ObjectiveCName("editGroupShortNameWithGid:withAbout:")
      public Promise<Void> editGroupShortName(int gid, String shortName) {
          return modules.getGroupsModule().editShortName(gid, shortName);
      }
docs: Edit group's short name
  
  @param gid       group's id
  @param shortName new group short name
  @return Promise for void