* fix XCTWaiter issue in CI

Author: felixschlegel

Tests/SwiftKafkaTests/KafkaPollingSystemTests.swift

@@ -52,8 +52,8 @@ final class KafkaPollingSystemTests: XCTestCase {
         let expectation = XCTestExpectation(description: "Poll closure invoked after initial produceMore()")
         closureWrapper.wrappedClosure = { expectation.fulfill() }
         sut.produceMore()
-        let result = await XCTWaiter.fulfillment(of: [expectation], timeout: 1)
-        XCTAssertEqual(result, .completed)
+        let result = await XCTWaiter().fulfillment(of: [expectation], timeout: 1)
+        XCTAssertEqual(result, XCTWaiter.Result.completed)
         if case .pollAndSleep = sut.nextPollLoopAction() {
             // Test passed
         } else {
@@ -72,8 +72,8 @@ final class KafkaPollingSystemTests: XCTestCase {
             secondExpectation.fulfill()
         }
         sut.produceMore()
-        let secondResult = await XCTWaiter.fulfillment(of: [secondExpectation], timeout: 1)
-        XCTAssertEqual(secondResult, .completed)
+        let secondResult = await XCTWaiter().fulfillment(of: [secondExpectation], timeout: 1)
+        XCTAssertEqual(secondResult, XCTWaiter.Result.completed)
         if case .pollAndSleep = sut.nextPollLoopAction() {
             // Test passed
         } else {
@@ -102,8 +102,8 @@ final class KafkaPollingSystemTests: XCTestCase {
         let expectation = XCTestExpectation(description: "Poll closure invoked after initial produceMore()")
         closureWrapper.wrappedClosure = { expectation.fulfill() }
         sut.produceMore()
-        let result = await XCTWaiter.fulfillment(of: [expectation], timeout: 1)
-        XCTAssertEqual(result, .completed)
+        let result = await XCTWaiter().fulfillment(of: [expectation], timeout: 1)
+        XCTAssertEqual(result, XCTWaiter.Result.completed)
         if case .pollAndSleep = sut.nextPollLoopAction() {
             // Test passed
         } else {
@@ -145,8 +145,8 @@ final class KafkaPollingSystemTests: XCTestCase {
         let expectation = XCTestExpectation(description: "Poll closure invoked after initial produceMore()")
         closureWrapper.wrappedClosure = { expectation.fulfill() }
         sut.produceMore()
-        let result = await XCTWaiter.fulfillment(of: [expectation], timeout: 1)
-        XCTAssertEqual(result, .completed)
+        let result = await XCTWaiter().fulfillment(of: [expectation], timeout: 1)
+        XCTAssertEqual(result, XCTWaiter.Result.completed)
         if case .pollAndSleep = sut.nextPollLoopAction() {
             // Test passed
         } else {