8351099: Bump update version of OpenJDK: 11.0.28

Reviewed-by: sgehwolf

Author: gnu-andrew

.jcheck/conf

@@ -1,7 +1,7 @@
 [general]
 project=jdk-updates
 jbs=JDK
-version=11.0.27
+version=11.0.28
 
 [checks]
 error=author,committer,reviewers,merge,issues,executable,symlink,message,hg-tag,whitespace,problemlists

make/autoconf/version-numbers

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2024, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2025, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -28,12 +28,12 @@
 
 DEFAULT_VERSION_FEATURE=11
 DEFAULT_VERSION_INTERIM=0
-DEFAULT_VERSION_UPDATE=27
+DEFAULT_VERSION_UPDATE=28
 DEFAULT_VERSION_PATCH=0
 DEFAULT_VERSION_EXTRA1=0
 DEFAULT_VERSION_EXTRA2=0
 DEFAULT_VERSION_EXTRA3=0
-DEFAULT_VERSION_DATE=2025-04-15
+DEFAULT_VERSION_DATE=2025-07-15
 DEFAULT_VERSION_CLASSFILE_MAJOR=55  # "`$EXPR $DEFAULT_VERSION_FEATURE + 44`"
 DEFAULT_VERSION_CLASSFILE_MINOR=0
 DEFAULT_ACCEPTABLE_BOOT_VERSIONS="10 11"