Reduce number of entries for NoVertxContextTest

This way it will also work for Oracle and it will be faster.

This test was failing on CI with just one entry, so it shouldn't
make much difference if we test it with 100 or 1000.

Author: DavideD

hibernate-reactive-core/src/test/java/org/hibernate/reactive/NoVertxContextTest.java

@@ -20,19 +20,15 @@
 import org.hibernate.reactive.mutiny.Mutiny;
 import org.hibernate.reactive.provider.ReactiveServiceRegistryBuilder;
 import org.hibernate.reactive.stage.Stage;
-import org.hibernate.reactive.testing.DatabaseSelectionRule;
 
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
-import org.junit.Rule;
 import org.junit.Test;
 
 import io.smallrye.mutiny.Uni;
 
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.hibernate.reactive.containers.DatabaseConfiguration.DBType.ORACLE;
-import static org.hibernate.reactive.testing.DatabaseSelectionRule.skipTestsFor;
 
 /**
  * CompletionStage API doesn't guarantee that composing stages will be on the same thread.
@@ -45,14 +41,11 @@
  */
 public class NoVertxContextTest {
 
-	@Rule
-	public DatabaseSelectionRule dbRule = skipTestsFor( ORACLE );
-
 	/**
 	 * The number of entities to persist.
 	 * Faster machines might need a higher number for this test to fail.
 	 */
-	private static final int ENTRIES_NUM = 1000;
+	private static final int ENTRIES_NUM = 100;
 
 	private static SessionFactory sessionFactory;