Updated Java 11 to Java 17 (close #643)

Change-Id: Ie5291bf22a1b82de0351699d1c2efaf856e34956
diff --git a/full/pom.xml b/full/pom.xml
index 784adbf..076ff88 100644
--- a/full/pom.xml
+++ b/full/pom.xml
@@ -5,7 +5,7 @@
 	<artifactId>Kustvakt-full</artifactId>
 	<version>0.71</version>
 	<properties>
-		<java.version>11</java.version>
+		<java.version>17</java.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<jersey.version>2.40</jersey.version>
 		<hibernate.version>5.6.15.Final</hibernate.version>