bumped slf4j version

Signed-off-by: Lars Heinemann <lhein.smx@gmail.com>

Author: lhein

.gitignore

@@ -4,6 +4,8 @@
 # Log file
 *.log
 
+.codex
+
 # BlueJ files
 *.ctxt
 

pom.xml

@@ -177,7 +177,7 @@
 		</dependency>
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
-			<artifactId>log4j-slf4j-impl</artifactId>
+			<artifactId>log4j-slf4j2-impl</artifactId>
 			<version>2.25.4</version>
 		</dependency>
 		<dependency>
@@ -300,4 +300,4 @@
 		</profile>
 	</profiles>
 
-</project>
+</project>