Update tests timeout

Author: reloni

RxHttpClient/RequestPlugin/ActivityIndicatorPlugin.swift

@@ -21,6 +21,11 @@ public final class NetworkActivityIndicatorPlugin : RequestPluginType {
 
 	var counter = 0 {
 		didSet {
+            guard !Thread.isMainThread else {
+                application.isNetworkActivityIndicatorVisible = counter != 0
+                return
+            }
+            
 			DispatchQueue.main.async {
 				self.application.isNetworkActivityIndicatorVisible = self.counter != 0
 			}

RxHttpClientTests/HttpClientBasicTests.swift

@@ -40,7 +40,7 @@ class HttpClientBasicTests: XCTestCase {
 
 		XCTAssertEqual(false, fakeSession.task?.isCancelled)
 
-		DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) { disposable.dispose() }
+		DispatchQueue.main.asyncAfter(deadline: .now() + 1.5) { disposable.dispose() }
 
 		let waitResult = XCTWaiter().wait(for: [resumeExpectation, cancelExpectation], timeout: waitTimeout, enforceOrder: true)