Make this const to match refactors since rebase

Author: NattyNarwhal

Zend/zend_exceptions.c

@@ -598,7 +598,7 @@ static void _build_trace_string(smart_str *str, const HashTable *ht, uint32_t nu
 /* }}} */
 
 /* {{{ Gets the function arguments printed as a string from a backtrace frame. */
-ZEND_API zend_string *zend_trace_function_args_to_string(HashTable *frame) {
+ZEND_API zend_string *zend_trace_function_args_to_string(const HashTable *frame) {
 	zval *tmp;
 	smart_str str = {0};
 	/* init because ASan will complain */

Zend/zend_exceptions.h

@@ -72,7 +72,7 @@ extern ZEND_API void (*zend_throw_exception_hook)(zend_object *ex);
 /* show an exception using zend_error(severity,...), severity should be E_ERROR */
 ZEND_API ZEND_COLD zend_result zend_exception_error(zend_object *exception, int severity);
 ZEND_NORETURN void zend_exception_uncaught_error(const char *prefix, ...) ZEND_ATTRIBUTE_FORMAT(printf, 1, 2);
-ZEND_API zend_string *zend_trace_function_args_to_string(HashTable *frame);
+ZEND_API zend_string *zend_trace_function_args_to_string(const HashTable *frame);
 ZEND_API zend_string *zend_trace_current_function_args_string(void);
 ZEND_API zend_string *zend_trace_to_string(const HashTable *trace, bool include_main);