Target Java 17

Change-Id: I49bbc155784bcff0d980394736cb6215f015587d
Reviewed-on: https://korap.ids-mannheim.de/gerrit/c/KorAP/Koral/+/9105
Reviewed-by: Marc Kupietz <kupietz@ids-mannheim.de>
diff --git a/pom.xml b/pom.xml
index 7e5e108..79d1c0a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,7 +42,7 @@
 		<jackson.version>2.18.2</jackson.version>
 		<antlr4.version>4.9.3</antlr4.version>
 		<antlr3.version>3.5.3</antlr3.version>
-		<java.version>11</java.version>
+		<java.version>17</java.version>
 		<log4j.version>2.24.2</log4j.version>
 	</properties>