GEM OPC Implementation

[Chsudeepta]

Description of work

This provides the OPI changes required to support OPC implementation for GEM

Ticket

Ticket

Code Review

• Is the code of an acceptable quality?
• If the change is to an OPI, does the check_opi_format.py script in C:\Instrument\Dev\ibex_gui\base\uk.ac.stfc.isis.ibex.opis pass?
• Do the changes function as described and is it robust?
• Is there associated PR for the release notes?

Final Steps

• Reviewer has also merged the release notes

[davidkeymer]

Failed some OPI format tests using the checker script.
See here for more information.

[Chsudeepta]

Failed some OPI format tests using the checker script. See here for more information.

@davidkeymer , the OPI format checker is already part of the code QL and it showed no failure. See this