fix tests, since ttl now return -2 or -1 depending if the key exists

already

src/test/java/redis/clients/jedis/tests/commands/AllKindOfValuesCommandsTest.java

@@ -300,7 +300,7 @@ public class AllKindOfValuesCommandsTest extends JedisCommandTestBase {
     @Test
     public void ttl() {
         long ttl = jedis.ttl("foo");
-        assertEquals(-1, ttl);
+        assertEquals(-2, ttl);
 
         jedis.set("foo", "bar");
         ttl = jedis.ttl("foo");
@@ -312,7 +312,7 @@ public class AllKindOfValuesCommandsTest extends JedisCommandTestBase {
 
         // Binary
         long bttl = jedis.ttl(bfoo);
-        assertEquals(-1, bttl);
+        assertEquals(-2, bttl);
 
         jedis.set(bfoo, bbar);
         bttl = jedis.ttl(bfoo);