[PoWER] Update the code to create tasks data for only given metadata mapping

[nupoorkhandelwal]

Power integration using 3.37 code, refactor

• [x] Iterate and find each call to fetch tasks for Phone-numbers which have mapping
• [x] Update the integration code to create tasks for only those Exotel numbers which have mapping available in Avni.
• [x] Clear the task, task_unassignment table to have data only from 1st of March 2023.
• [x] Set the integration_sync_status readUptoDate time to 01 Mar 2023.
• [x] Handle interval of more than 1 month in exotel calls bulkDetails fetch
• [x] Fetch single call details in json format and use the same
• [x] Handle separate integration_sync_status for each phoneNumber to be able to perform re-loads specific to a phoneNumber