DATAREST-1231 - Upgrade to Solr 7.2.1.

Author: mp911de

spring-data-rest-tests/spring-data-rest-tests-solr/pom.xml

@@ -41,7 +41,7 @@
 		<dependency>
 			<groupId>org.apache.solr</groupId>
 			<artifactId>solr-core</artifactId>
-			<version>6.5.0</version>
+			<version>7.2.1</version>
 			<scope>test</scope>
 			<exclusions>
 				<exclusion>