Converting decimal NCR codes for Cyrillic to Unicode characters for a Koha catalog

Converting decimal NCR codes for Cyrillic to actual UTF-8 Unicode characters for a Koha catalog. In this case there were 17 records out of some 12,000 records migrated from a LibraryWorld installation that were impacted like this. Using just a simple SQL query report in Koha in tandem with a two-liner JQuery snippet we could easily address the issue and enable our client-partner to use this tool to update their data. The SQL Query and the JQuery snippet are shared in the comment section below.