Add curation log entry for updates to award references in findings

[daryll]

The issue #5855 (#5646) documented changes to the award reference on findings for 19 SAC records.

The FAC must officially notify the public of any updates / curation of data.

• add a new curation log entry notifying the change to the public

References:

• https://www.fac.gov/data/reliability/curation/
• https://www.fac.gov/data/reliability/curation-log/
• https://www.fac.gov/data/reliability/concerns/