Fix linting

Author: ehmicky

src/events.test.js

@@ -16,7 +16,7 @@ each(EVENTS, ({ title }, eventName) => {
     t.false(onError.called)
     await emit(eventName)
     t.is(onError.callCount, getCallCount(eventName))
-    const [error, event] = onError.args[onError.args.length - 1]
+    const [error, event] = onError.args.at(-1)
     t.true(error instanceof Error)
     t.is(event, eventName)
 
@@ -55,7 +55,7 @@ each(EVENTS, ({ title }, eventName) => {
     t.false(consoleStub.called)
     await emit(eventName)
     t.is(consoleStub.callCount, getCallCount(eventName))
-    t.true(consoleStub.args[consoleStub.args.length - 1][0] instanceof Error)
+    t.true(consoleStub.args.at(-1)[0] instanceof Error)
 
     stopLogging()
     consoleStub.reset()

src/limit.test.js

@@ -36,7 +36,7 @@ each(EVENTS, ({ title }, eventName) => {
     const { onError, stopLogging } = startLogging()
 
     await emitManyValues(getRandomStackError, eventName, MAX_EVENTS + 1)
-    t.is(onError.args[onError.args.length - 1][1], 'warning')
+    t.is(onError.args.at(-1)[1], 'warning')
 
     stopLogging()
   })