Unmark tests as XFAIL on Windows

This issue has been resolved[1], so the tests are expected to pass on
Windows again.

[1] <0a03291>

Author: cmb69

Zend/tests/bug63635.phpt

@@ -1,11 +1,5 @@
 --TEST--
 Bug #63635 (Segfault in gc_collect_cycles)
---SKIPIF--
-<?php
-if (PHP_OS_FAMILY === 'Windows' && ini_get('opcache.jit') && ini_get('opcache.jit_buffer_size')) {
-    die('xfail issues with JIT on Windows');
-}
-?>
 --FILE--
 <?php
 class Node {

Zend/tests/bug77345_gc_1.phpt

@@ -1,11 +1,5 @@
 --TEST--
 Bug #77345 (Segmentation faults stack overflow in cyclic garbage collector) (Bug #77427)
---SKIPIF--
-<?php
-if (PHP_OS_FAMILY === 'Windows' && ini_get('opcache.jit') && ini_get('opcache.jit_buffer_size')) {
-    die('xfail issues with JIT on Windows');
-}
-?>
 --INI--
 zend.enable_gc = 1
 --FILE--

Zend/tests/bug77345_gc_2.phpt

@@ -1,11 +1,5 @@
 --TEST--
 Bug #77345 (Segmentation faults stack overflow in cyclic garbage collector) (Bug #77427)
---SKIPIF--
-<?php
-if (PHP_OS_FAMILY === 'Windows' && ini_get('opcache.jit') && ini_get('opcache.jit_buffer_size')) {
-    die('xfail issues with JIT on Windows');
-}
-?>
 --INI--
 zend.enable_gc = 1
 --FILE--

ext/session/tests/session_decode_basic.phpt

@@ -2,11 +2,6 @@
 Test session_decode() function : basic functionality
 --SKIPIF--
 <?php include('skipif.inc'); ?>
-<?php
-if (PHP_OS_FAMILY === 'Windows' && ini_get('opcache.jit') && ini_get('opcache.jit_buffer_size')) {
-    die('xfail issues with JIT on Windows');
-}
-?>
 --FILE--
 <?php
 

ext/session/tests/session_decode_basic_serialize.phpt

@@ -2,11 +2,6 @@
 Test session_decode() function : basic functionality
 --SKIPIF--
 <?php include('skipif.inc'); ?>
-<?php
-if (PHP_OS_FAMILY === 'Windows' && ini_get('opcache.jit') && ini_get('opcache.jit_buffer_size')) {
-    die('xfail issues with JIT on Windows');
-}
-?>
 --FILE--
 <?php