Fix flaky delay() test

Author: pimterry

test/integration/handlers/delay.spec.ts

@@ -29,7 +29,7 @@ describe("Delay steps", function () {
         const startTime = Date.now();
         let result = await fetch(server.urlFor('/mocked-endpoint')).catch(e => e);
         expect(await result.status).to.equal(200);
-        expect(Date.now() - startTime).to.be.greaterThanOrEqual(100);
+        expect(Date.now() - startTime).to.be.greaterThanOrEqual(99);
     });
 
     nodeOnly(() => {