Prepare 2.7 M4 (2021.2.0).

See #310

pom.xml

@@ -14,12 +14,12 @@
 	<parent>
 		<groupId>org.springframework.data.build</groupId>
 		<artifactId>spring-data-parent</artifactId>
-		<version>2.7.0-SNAPSHOT</version>
+		<version>2.7.0-M4</version>
 	</parent>
 
 	<properties>
 		<spring-ldap>2.4.0-M2</spring-ldap>
-		<springdata.commons>2.7.0-SNAPSHOT</springdata.commons>
+		<springdata.commons>2.7.0-M4</springdata.commons>
 		<java-module-name>spring.data.ldap</java-module-name>
 	</properties>
 
@@ -130,8 +130,8 @@
 
 	<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>
 	</repositories>
 

src/main/resources/notice.txt

@@ -1,4 +1,4 @@
-Spring Data LDAP 2.7 M3 (2021.2.0)
+Spring Data LDAP 2.7 M4 (2021.2.0)
 Copyright (c) [2010-2021] Pivotal Software, Inc.
 
 This product is licensed to you under the Apache License, Version 2.0 (the "License").
@@ -15,3 +15,4 @@ conditions of the subcomponent's license, as noted in the LICENSE file.
 
 
 
+