Skip failing pcntl tests in Docker with insufficient caps

Author: iluuu1994

ext/pcntl/tests/pcntl_setns_basic.phpt

@@ -7,6 +7,9 @@ posix
 <?php
 if (!function_exists("pcntl_setns")) die("skip pcntl_setns is not available");
 if (getenv('SKIP_ASAN')) die('skip Timeouts under ASAN');
+if (@pcntl_setns(getmypid(), 0) === false && pcntl_get_last_error() == PCNTL_EPERM) {
+    die("skip Insufficient privileges to use pcntl_setns()");
+}
 ?>
 --FILE--
 <?php

ext/pcntl/tests/pcntl_setns_newpid.phpt

@@ -6,8 +6,10 @@ posix
 --SKIPIF--
 <?php
 if (!function_exists("pcntl_setns")) die("skip pcntl_setns is not available");
-if (posix_getuid() !== 0) die('skip Test needs root user');
 if (getenv('SKIP_ASAN')) die('skip Timeouts under ASAN');
+if (@pcntl_setns(getmypid(), 0) === false && pcntl_get_last_error() == PCNTL_EPERM) {
+    die("skip Insufficient privileges to use pcntl_setns()");
+}
 ?>
 --FILE--
 <?php