Prepare release notes for v2.0.0-rc.2

Signed-off-by: Derek McGowan <derek@mcg.dev>

Author: dmcgowan

.mailmap

@@ -100,9 +100,11 @@ lengrongfu <1275177125@qq.com>
 Li Yuxuan <liyuxuan04@baidu.com> <darfux@163.com>
 Lifubang <lifubang@aliyun.com> <lifubang@acmcoder.com>
 Lu Jingxiao <lujingxiao@huawei.com>
+Lucas Rattz <lucasrattz999@gmail.com> <lucas.rattz@syself.com>
 Mahamed Ali <cy@borg.dev>
 Maksym Pavlenko <pavlenko.maksym@gmail.com> <865334+mxpv@users.noreply.github.com>
 Maksym Pavlenko <pavlenko.maksym@gmail.com> <makpav@amazon.com>
+Maksym Pavlenko <pavlenko.maksym@gmail.com> <maksym.pavlenko@databricks.com>
 Maksym Pavlenko <pavlenko.maksym@gmail.com> <mxpv@apple.com>
 Mario Hros <spam@k3a.me>
 Mario Hros <spam@k3a.me> <root@k3a.me>
@@ -179,6 +181,7 @@ Zhiyu Li <payall4u@qq.com> <404977848@qq.com>
 Zhongming Chang<zhongming.chang@daocloud.io>
 Zhoulin Xie <zhoulin.xie@daocloud.io>
 Zhoulin Xie <zhoulin.xie@daocloud.io> <42261994+JoeWrightss@users.noreply.github.com>
+zounengren <zouyee1989@gmail.com>
 zounengren <zouyee1989@gmail.com> <zounengren@cmss.chinamobile.com>
 张潇 <xiaozhang0210@hotmail.com>
 张钰 <zhang.yu58@zte.com.cn>

version/version.go

@@ -23,7 +23,7 @@ var (
 	Package = "github.com/containerd/containerd/v2"
 
 	// Version holds the complete version number. Filled in at linking time.
-	Version = "2.0.0-rc.1+unknown"
+	Version = "2.0.0-rc.2+unknown"
 
 	// Revision is filled with the VCS (e.g. git) revision being used to build
 	// the program at linking time.