[#1500] Remove warnings, and clean up

* No need to use a StringBuilder
* Remove empty line

Author: DavideD

hibernate-reactive-core/src/test/java/org/hibernate/reactive/types/LobTypeTest.java

@@ -52,9 +52,7 @@ protected Collection<Class<?>> annotatedEntities() {
 	@Test
 	public void testStringLobType(VertxTestContext context) {
 		String text = "hello world once upon a time it was the best of times it was the worst of times goodbye";
-		StringBuilder longText = new StringBuilder();
-		longText.append( text.repeat( 1000 ) );
-		String book = longText.toString();
+		String book = text.repeat( 1000 );
 
 		Basic basic = new Basic();
 		basic.book = book;
@@ -65,9 +63,7 @@ public void testStringLobType(VertxTestContext context) {
 	@Test
 	public void testBytesLobType(VertxTestContext context) {
 		String text = "hello world once upon a time it was the best of times it was the worst of times goodbye";
-		StringBuilder longText = new StringBuilder();
-		longText.append( text.repeat( 1000 ) );
-		byte[] pic = longText.toString().getBytes();
+		byte[] pic = text.repeat( 1000 ).getBytes();
 
 		Basic basic = new Basic();
 		basic.pic = pic;