Upgrade to Spring Session for Apache Geode 2.7.1.

Author: jxblum

gradle.properties

@@ -14,7 +14,7 @@ springDataBomVersion=2021.2.3
 springDataGeodeVersion=2.7.3
 springDataGeodeTestVersion=0.3.0-RAJ
 springSessionBomVersion=2021.2.0
-springSessionDataGeodeVersion=2.7.0
+springSessionDataGeodeVersion=2.7.1
 springShellVersion=1.2.0.RELEASE
 testcontainersVersion=1.17.3
 version=1.7.4-SNAPSHOT