Revert "chore: Temporarily disable tests due to Quota Issues (#1699)"

This reverts commit 8cf7fb4.

Author: lqiu96

google-cloud-logging/src/test/java/com/google/cloud/logging/it/ITJulLoggerTest.java

@@ -38,7 +38,6 @@
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import org.junit.After;
-import org.junit.Ignore;
 import org.junit.Test;
 
 public class ITJulLoggerTest extends BaseSystemTest {
@@ -50,7 +49,6 @@ public void tearDown() throws InterruptedException {
     assertTrue(cleanupLog(LOG_ID));
   }
 
-  @Ignore
   @Test
   public void testLoggingHandler() throws InterruptedException {
     LoggingOptions options = logging.getOptions();
@@ -87,7 +85,6 @@ public void testLoggingHandler() throws InterruptedException {
     logger.removeHandler(handler);
   }
 
-  @Ignore
   @Test
   public void testSyncLoggingHandler() throws InterruptedException {
     LoggingOptions options = logging.getOptions();

google-cloud-logging/src/test/java/com/google/cloud/logging/it/ITLoggingTest.java

@@ -32,7 +32,6 @@
 import java.util.Iterator;
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
-import org.junit.Ignore;
 import org.junit.Test;
 
 public class ITLoggingTest extends BaseSystemTest {
@@ -83,7 +82,6 @@ public static void cleanUpLogs() throws InterruptedException {
     assertTrue(cleanupLog(LOG_ID));
   }
 
-  @Ignore
   @Test(timeout = 600_000) // Note: it can take ~10 minutes for logs to propagate!
   public void testListEntries() throws InterruptedException {
     LoggingOptions loggingOptions = logging.getOptions();
@@ -117,7 +115,6 @@ public void testListEntries() throws InterruptedException {
     assertNotNull(entry.getTimestamp());
   }
 
-  @Ignore
   @Test(timeout = 600_000) // Note: it can take ~10 minutes for logs to propagate!
   public void testSortedOrder() throws InterruptedException {
     LoggingOptions loggingOptions = logging.getOptions();
@@ -141,7 +138,6 @@ public void testSortedOrder() throws InterruptedException {
     }
   }
 
-  @Ignore
   @Test
   public void testDeleteNonExistingLog() {
     String logId = formatForTest("test-delete-non-existing-log");

google-cloud-logging/src/test/java/com/google/cloud/logging/it/ITTracingLogsTest.java

@@ -37,10 +37,8 @@
 import java.util.Iterator;
 import org.junit.After;
 import org.junit.BeforeClass;
-import org.junit.Ignore;
 import org.junit.Test;
 
-@Ignore
 public class ITTracingLogsTest extends BaseSystemTest {
 
   private static final String LOG_ID = formatForTest("test-write-log-entries-log");