fix: sanitise / unsanitise strings only

packages/nocodb/src/lib/db/sql-data-mapper/lib/sql/helpers/sanitize.ts

@@ -1,9 +1,11 @@
 export function sanitize(v) {
+  if (typeof v !== 'string') return v;
   return v?.replace(/([^\\]|^)(\?+)/g, (_, m1, m2) => {
     return `${m1}${m2.split('?').join('\\?')}`;
   });
 }
 
 export function unsanitize(v) {
+  if (typeof v !== 'string') return v;
   return v?.replace(/\\[?]/g, '?');
 }