Using FledgeLogger instead of LogUtil

import androidx.test.filters.MediumTest;

import androidx.test.runner.AndroidJUnit4;

import com.android.adservices.LoggerFactory;

import com.android.adservices.data.adselection.CustomAudienceSignals;

import com.android.adservices.service.adselection.AdCounterKeyCopier;

import com.android.adservices.service.adselection.AdCounterKeyCopierNoOpImpl;

    private static final Context sContext = ApplicationProvider.getApplicationContext();

    private static final ExecutorService sExecutorService = Executors.newFixedThreadPool(10);

    private static final LoggerFactory.Logger sLogger = LoggerFactory.getFledgeLogger();

    private static final JSScriptEngine sJSScriptEngine =

            JSScriptEngine.getInstanceForTesting(

                    sContext, Profiler.createInstance(JSScriptEngine.TAG));

                    sContext, Profiler.createInstance(JSScriptEngine.TAG), sLogger);

    private static final Clock CLOCK = Clock.fixed(Instant.now(), ZoneOffset.UTC);

    private static final Instant ACTIVATION_TIME = CLOCK.instant();

    private static final Instant EXPIRATION_TIME = CLOCK.instant().plus(Duration.ofDays(1));