Remove useless skip check

As of PHP 5.4.0, `detect_unicode` is always available, so this check
cannot fail.

Author: cmb69

Zend/tests/multibyte/bug68665.phpt

@@ -2,9 +2,6 @@
 Crash with Big5
 --SKIPIF--
 <?php
-if (!in_array("zend.detect_unicode", array_keys(ini_get_all()))) {
-  die("skip Requires configure --enable-zend-multibyte option");
-}
 if (!extension_loaded("mbstring")) {
   die("skip Requires mbstring extension");
 }

Zend/tests/multibyte/multibyte_encoding_001.phpt

@@ -2,9 +2,6 @@
 Zend Multibyte and ShiftJIS
 --SKIPIF--
 <?php
-if (!in_array("zend.detect_unicode", array_keys(ini_get_all()))) {
-  die("skip Requires configure --enable-zend-multibyte option");
-}
 if (!extension_loaded("mbstring")) {
   die("skip Requires mbstring extension");
 }

Zend/tests/multibyte/multibyte_encoding_002.phpt

@@ -2,9 +2,6 @@
 Zend Multibyte and UTF-8 BOM
 --SKIPIF--
 <?php
-if (!in_array("zend.detect_unicode", array_keys(ini_get_all()))) {
-  die("skip Requires configure --enable-zend-multibyte option");
-}
 if (!extension_loaded("mbstring")) {
   die("skip Requires mbstring extension");
 }

Zend/tests/multibyte/multibyte_encoding_003.phpt

@@ -2,9 +2,6 @@
 test for mbstring script_encoding for flex unsafe encoding (Shift_JIS)
 --SKIPIF--
 <?php
-if (!in_array("zend.detect_unicode", array_keys(ini_get_all()))) {
-  die("skip Requires configure --enable-zend-multibyte option");
-}
 if (!extension_loaded("mbstring")) {
   die("skip Requires mbstring extension");
 }

Zend/tests/multibyte/multibyte_encoding_004.phpt

@@ -2,9 +2,6 @@
 encoding conversion from script encoding into internal encoding
 --SKIPIF--
 <?php
-if (!in_array("zend.detect_unicode", array_keys(ini_get_all()))) {
-  die("skip Requires configure --enable-zend-multibyte option");
-}
 if (!extension_loaded("mbstring")) {
   die("skip Requires mbstring extension");
 }

Zend/tests/multibyte/multibyte_encoding_005.phpt

@@ -2,9 +2,6 @@
 Test strict declaration being first operation only 006
 --SKIPIF--
 <?php
-if (!in_array("zend.detect_unicode", array_keys(ini_get_all()))) {
-  die("skip Requires configure --enable-zend-multibyte option");
-}
 if (!extension_loaded("mbstring")) {
   die("skip Requires mbstring extension");
 }

Zend/tests/multibyte/multibyte_encoding_006.phpt

@@ -2,9 +2,6 @@
 Test strict declaration being first operation only 007
 --SKIPIF--
 <?php
-if (!in_array("zend.detect_unicode", array_keys(ini_get_all()))) {
-  die("skip Requires configure --enable-zend-multibyte option");
-}
 if (!extension_loaded("mbstring")) {
   die("skip Requires mbstring extension");
 }