fix: Fixed format of the createdAt field in "versioning" table (#274)

This removes the 'Z' and replaces the 'T' characters from the date string which are not necessary (https://www.mysqltutorial.org/mysql-datetime/)

Credit for the fix: https://stackoverflow.com/a/11150727

registry/server/versioning/services/Versioning.ts

@@ -58,7 +58,7 @@ export class Versioning {
                 data: currentData === null ? null : JSON.stringify(currentData),
                 data_after: newData === null ? null : JSON.stringify(newData),
                 created_by: user ? (user as User).identifier : 'unauthenticated',
-                created_at: new Date().toISOString(),
+                created_at: new Date().toISOString().slice(0, 19).replace('T', ' '),
             };
 
             const [versionID] = await this.db!('versioning').insert(logRecord).transacting(trx);