StartTask can be called repeatedly with the same cell id

* Starting the task again with a different cell id is still an error

[#84963392]

Signed-off-by: Kris Hicks <krishicks@gmail.com>
RUNNNING -> RUNNING

Signed-off-by: Kris Hicks <krishicks@gmail.com>
CompleteTask takes cell id

[#84963392]

Signed-off-by: Kris Hicks <krishicks@gmail.com>