Silence error listeners in PQ test suite

Change-Id: Iafde6d5be50ea3f09606ea9f5ac2e20b1dcc73e2
Reviewed-on: https://korap.ids-mannheim.de/gerrit/c/KorAP/Koral/+/10816
Reviewed-by: Nils Diewald <nils@diewald-online.de>
diff --git a/pom.xml b/pom.xml
index cd30713..c6e38e1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>de.ids-mannheim.korap.koral</groupId>
 	<artifactId>Koral</artifactId>
-	<version>0.48</version>
+	<version>0.49</version>
 	<packaging>jar</packaging>
 	<name>Koral</name>
 	<url>https://korap.ids-mannheim.de</url>