Changes to Get My Tasks and Applications

the query request parameter executor_id became optional

query request parameter executor_id list-of-types was widened by adding types null

removed the pattern ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$ from the query request parameter executor_id

for the query request parameter executor_id, the type was generalized from string to no type

added the optional property executor_id to the response with the 200 status

endpoint added