namex-solr-synonyms-api needs regex checked/optimized #31221
Description
Recently, while working on db cloudsql connctor for apps in namex repo, I fixed CI linting on namex-solr-synonyms-api.
Since I touched quotes in a bunch of regex expressions, I got some feedback on the codebase from github bot:
Since this was outside the scope of my work on dbs, I did not spend time fixing these, but it will be good to address these.