Remove an unused code path

If the user isn't a member of the group then the call to
`_check_access_permissions()` at the top of the method will have already
caused the method to return.

h/views/activity.py

@@ -10,7 +10,6 @@
 from h.activity import query
 from h.i18n import TranslationString as _
 from h.links import pretty_link
-from h.models.group import ReadableBy
 from h.paginator import paginate
 from h.presenters.organization_json import OrganizationJSONPresenter
 from h.search import parser
@@ -107,13 +106,6 @@ def search(self): # pylint: disable=too-complex
 
  result["opts"] = {"search_groupname": self.group.name}
 
- # If the group has read access only for members and the user is not in that list
- # return without extra info.
- if self.group.readable_by == ReadableBy.members and (
- self.request.user not in self.group.members
- ):
- return result
-
  def user_annotation_count(aggregation, userid):
  for user in aggregation:
  if user["user"] == userid: