Update log4j-version to v2.26.1

Author: xdev-renovate

chartjs-java-model/pom.xml

@@ -50,7 +50,7 @@
 
 		<slf4j-version>2.0.18</slf4j-version>
 
-		<log4j-version>2.26.0</log4j-version>
+		<log4j-version>2.26.1</log4j-version>
 
 		<!-- by default run no tests as Docker is required -->
 		<skipTests>true</skipTests>