Fix GH-15023: Memory leak in Zend/zend_ini.c

Closes GH-15024.

Author: nielsdos

NEWS

@@ -5,6 +5,7 @@ PHP                                                                        NEWS
 - Core:
   . Fixed bug GH-15020 (Memory leak in Zend/Optimizer/escape_analysis.c).
     (nielsdos)
+  . Fixed bug GH-15023 (Memory leak in Zend/zend_ini.c). (nielsdos)
 
 - Curl:
   . Fixed case when curl_error returns an empty string.

Zend/zend_ini.c

@@ -243,6 +243,7 @@ ZEND_API zend_result zend_register_ini_entries_ex(const zend_ini_entry_def *ini_
 			if (p->name) {
 				zend_string_release_ex(p->name, 1);
 			}
+			pefree(p, true);
 			zend_unregister_ini_entries_ex(module_number, module_type);
 			return FAILURE;
 		}