Prepare 5.1 M2 (2023.0.0).

See #2463

Author: christophstrobl

pom.xml

@@ -10,15 +10,15 @@
 	<parent>
 		<groupId>org.springframework.data.build</groupId>
 		<artifactId>spring-data-parent</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-M2</version>
 	</parent>
 
 	<name>Spring Data Elasticsearch</name>
 	<description>Spring Data Implementation for Elasticsearch</description>
 	<url>https://github.com/spring-projects/spring-data-elasticsearch</url>
 
 	<properties>
-		<springdata.commons>3.1.0-SNAPSHOT</springdata.commons>
+		<springdata.commons>3.1.0-M2</springdata.commons>
 
 		<!-- version of the RestHighLevelClient	-->
 		<elasticsearch-rhlc>7.17.9</elasticsearch-rhlc>
@@ -520,8 +520,8 @@
 
 	<repositories>
 		<repository>
-			<id>spring-libs-snapshot</id>
-			<url>https://repo.spring.io/libs-snapshot</url>
+			<id>spring-libs-milestone</id>
+			<url>https://repo.spring.io/libs-milestone</url>
 		</repository>
 
 		<repository>

src/main/resources/notice.txt

@@ -1,4 +1,4 @@
-Spring Data Elasticsearch 5.1 M1 (2023.0.0)
+Spring Data Elasticsearch 5.1 M2 (2023.0.0)
 Copyright (c) [2013-2022] Pivotal Software, Inc.
 
 This product is licensed to you under the Apache License, Version 2.0 (the "License").
@@ -9,3 +9,4 @@ separate copyright notices and license terms. Your use of the source
 code for the these subcomponents is subject to the terms and
 conditions of the subcomponent's license, as noted in the LICENSE file.
 
+