fix PDO test check on false.

Author: devnexen

ext/pdo_pgsql/tests/bug_33876.phpt

@@ -44,8 +44,7 @@ if (!$res->execute(array(true)))
 else
     print_r($res->fetchAll(PDO::FETCH_ASSOC));
 
-# Expected to fail; unless told otherwise, PDO assumes string inputs
-# false -> "" as string, which pgsql doesn't like
+# Expected to succeeds; PDO will cast to "0".
 if (!$res->execute(array(false)))
     print_r(normalizeErrorInfo($res->errorInfo()));
 else
@@ -122,9 +121,11 @@ Array
 )
 Array
 (
-    [0] => 22P02
-    [1] => 7
-    [2] => %s:  %sboolean%s
+    [0] => Array
+        (
+            [foo] => false
+        )
+
 )
 EMUL
 Array