Update tests

package at.bitfire.davdroid.ui.setup

import android.app.Application

import androidx.test.filters.SmallTest

import androidx.test.platform.app.InstrumentationRegistry

import at.bitfire.dav4jvm.DavResource

    lateinit var finder: DavResourceFinder

    lateinit var client: HttpClient

    lateinit var loginInfo: LoginModel

    lateinit var loginModel: LoginModel

    @Before

    fun initServerAndClient() {

        server.setDispatcher(TestDispatcher())

        server.start()

        loginInfo = LoginModel(URI.create("/"), Credentials("mock", "12345"))

        finder = DavResourceFinder(InstrumentationRegistry.getInstrumentation().targetContext, loginInfo)

        val application = InstrumentationRegistry.getInstrumentation().targetContext.applicationContext as Application

        loginModel = LoginModel(application)

        loginModel.baseURI = URI.create("/")

        loginModel.credentials = Credentials("mock", "12345")

        finder = DavResourceFinder(InstrumentationRegistry.getInstrumentation().targetContext, loginModel)

        client = HttpClient.Builder()

                .addAuthentication(null, loginInfo.credentials)

                .addAuthentication(null, loginModel.credentials!!)

                .build()

    }