ext/standard: Transform tentative return types into proper types for Directory class

This class is now final

ext/standard/dir.stub.php

@@ -99,19 +99,16 @@ final class Directory
     public readonly mixed $handle;
 
     /**
-     * @tentative-return-type
      * @implementation-alias closedir
      */
     public function close(): void {}
 
     /**
-     * @tentative-return-type
      * @implementation-alias rewinddir
      */
     public function rewind(): void {}
 
     /**
-     * @tentative-return-type
      * @implementation-alias readdir
      */
     public function read(): string|false {}

ext/standard/dir_arginfo.h

@@ -1,12 +1,12 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: 3fdc106d96cf9e728886637eecdb43c2552b174f */
+ * Stub hash: 069117bab1b9502faf516307aa7e80308f7b7f13 */
 
-ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_Directory_close, 0, 0, IS_VOID, 0)
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_class_Directory_close, 0, 0, IS_VOID, 0)
 ZEND_END_ARG_INFO()
 
 #define arginfo_class_Directory_rewind arginfo_class_Directory_close
 
-ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_MASK_EX(arginfo_class_Directory_read, 0, 0, MAY_BE_STRING|MAY_BE_FALSE)
+ZEND_BEGIN_ARG_WITH_RETURN_TYPE_MASK_EX(arginfo_class_Directory_read, 0, 0, MAY_BE_STRING|MAY_BE_FALSE)
 ZEND_END_ARG_INFO()
 
 ZEND_FUNCTION(closedir);

ext/standard/tests/directory/DirectoryClass_reflection_structure.phpt

@@ -12,9 +12,9 @@ $rc = new ReflectionClass("Directory");
 echo $rc;
 
 ?>
---EXPECTF--
+--EXPECT--
 Structure of Directory class:
-Class [ <internal%s> final class Directory ] {
+Class [ <internal:standard> final class Directory ] {
 
   - Constants [0] {
   }
@@ -35,21 +35,21 @@ Class [ <internal%s> final class Directory ] {
 
       - Parameters [0] {
       }
-      - Tentative return [ void ]
+      - Return [ void ]
     }
 
     Method [ <internal:standard> public method rewind ] {
 
       - Parameters [0] {
       }
-      - Tentative return [ void ]
+      - Return [ void ]
     }
 
     Method [ <internal:standard> public method read ] {
 
       - Parameters [0] {
       }
-      - Tentative return [ string|false ]
+      - Return [ string|false ]
     }
   }
 }