test: remove lower bound

Author: nbbeeken

test/integration/node-specific/resource_clean_up.test.ts

@@ -107,11 +107,7 @@ describe('Driver Resources', () => {
       await sleep(10);
       const promiseCountAfter = v8.queryObjects(Promise, { format: 'count' });
 
-      const offset = process.platform === 'win32' ? 30 : 5;
-      expect(promiseCountAfter).to.be.within(
-        promiseCountBefore - offset,
-        promiseCountBefore + offset
-      );
+      expect(promiseCountAfter).to.be.lessThan(promiseCountBefore + 5);
     });
   });
 });