DPL-039 Biosero - Change Source Lookup Endpoint to return unpadded well coordinates [Heron]

[Andrew Sparkes]

User story
As Biosero I would like the LIMS Source Lookup Endpoint to return unpadded well coordinates.

Who are the primary contacts for this story
Rob H (Biosero)

Acceptance criteria
To be considered successful the solution must allow:

• unpadded well coordinates must be present in the pickable_samples response data
• update Postman

Dependencies
None

References
None

Additional context
Endpoint can return both padded and unpadded versions of well coordinates, to be flexible for future applications.