set compiler source/release version as well to fix PMD report
diff --git a/pom.xml b/pom.xml
index 74a2c59..d0709e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,7 +39,10 @@
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<project.build.outputTimestamp>1698151225</project.build.outputTimestamp>
+
<maven.compiler.release>11</maven.compiler.release>
+ <maven.compiler.target>${maven.compiler.release}</maven.compiler.target>
+ <maven.compiler.source>${maven.compiler.release}</maven.compiler.source>
<jakarta-jsonp-api.version>2.1.1</jakarta-jsonp-api.version>
<jakarta-jsonb-api.version>3.0.0</jakarta-jsonb-api.version>
