[pom] Set to java 8 for release

Author: hazendaz

pom.xml

@@ -17,6 +17,7 @@
 
 -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
@@ -59,6 +60,10 @@
   </distributionManagement>
 
   <properties>
+    <!-- Java Usage -->
+    <java.version>8</java.version>
+    <java.release.version>8</java.release.version>
+
     <clirr.comparisonVersion>1.0.3</clirr.comparisonVersion>
     <findbugs.onlyAnalyze>org.mybatis.caches.redis.*</findbugs.onlyAnalyze>
     <gcu.product>Cache</gcu.product>