Downgrade required java version to 8
diff --git a/empire-db-examples/empire-db-example-spring-boot/pom.xml b/empire-db-examples/empire-db-example-spring-boot/pom.xml
index 8edea72..71376ea 100644
--- a/empire-db-examples/empire-db-example-spring-boot/pom.xml
+++ b/empire-db-examples/empire-db-example-spring-boot/pom.xml
@@ -15,9 +15,9 @@
<properties>
<!-- The spring-boot-starter-parent chooses fairly conservative Java compatibility. If you want to follow our recommendation and use a later Java version you can add a java.version property -->
- <java.version>11</java.version>
- <maven.compiler.source>11</maven.compiler.source>
- <maven.compiler.target>11</maven.compiler.target>
+ <java.version>8</java.version>
+ <maven.compiler.source>8</maven.compiler.source>
+ <maven.compiler.target>8</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>