Default to None for daily round fields

[sainak]

Some fields are being saved as 0 in daily rounds Tasks:

• [ ] change the defaults to None
• [ ] update any dependent calculations that might expect an integer

[Nithin9585]

Hi @sainak, I'm interested in working on this issue. Could you please assign it to me?

[Nithin9585]

@sainak I'm interested in working on this issue. Could you please assign it to me?

[shivankacker]

@Nithin9585 assigned this to you

[rithviknishad]

@Nithin9585 unassigning due to inactivity.

[rithviknishad]

Was completed in https://github.com/ohcnetwork/care_fe/pull/8316 Issue needs to be re-evaluated and re-tested for confirmation for closing this, so assigning to @nihal467