fix: update PHP_NDARRAY_VERSION to 0.5.2

Author: henrique-borba

php_numpower.h

@@ -64,7 +64,7 @@ ZEND_FUNCTION(print_r_);
 PHPAPI zend_class_entry *phpsci_ce_NDArray;
 PHPAPI zend_class_entry *phpsci_ce_ArithmeticOperand;
 
-# define PHP_NDARRAY_VERSION "0.5.0"
+# define PHP_NDARRAY_VERSION "0.5.2"
 
 # if defined(ZTS) && defined(COMPILE_DL_NDARRAY)
 ZEND_TSRMLS_CACHE_EXTERN()