Update to use Redis 'withscores' boolean syntax

Author: owenvoke

tests/Redis/RedisConnectionTest.php

@@ -293,7 +293,7 @@ public function test_it_returns_range_in_sorted_set()
             $this->assertEquals(['jeffrey', 'matt'], $redis->zrange('set', 0, 1));
             $this->assertEquals(['jeffrey', 'matt', 'taylor'], $redis->zrange('set', 0, -1));
 
-            $this->assertEquals(['jeffrey' => 1, 'matt' => 5], $redis->zrange('set', 0, 1, 'withscores'));
+            $this->assertEquals(['jeffrey' => 1, 'matt' => 5], $redis->zrange('set', 0, 1, true));
 
             $redis->flushall();
         }
@@ -306,7 +306,7 @@ public function test_it_returns_rev_range_in_sorted_set()
             $this->assertEquals(['taylor', 'matt'], $redis->ZREVRANGE('set', 0, 1));
             $this->assertEquals(['taylor', 'matt', 'jeffrey'], $redis->ZREVRANGE('set', 0, -1));
 
-            $this->assertEquals(['matt' => 5, 'taylor' => 10], $redis->ZREVRANGE('set', 0, 1, 'withscores'));
+            $this->assertEquals(['matt' => 5, 'taylor' => 10], $redis->ZREVRANGE('set', 0, 1, true));
 
             $redis->flushall();
         }