fix(APP-3714): Rename default core context values to use "guk" prefix

[thekidnamedkd]

Description

Should remove tagging issue preventing latest on package publish flow. A couple more ODS usages removed.

Type of change

• New feature (non-breaking change which adds functionality)

Checklist:

• I have selected the correct base branch.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• Any dependent changes have been merged and published in downstream modules.
• I ran all tests with success and extended them if necessary.