fix: log4j issue (#9)

Author: csviri

.github/workflows/sonar.yml

@@ -1,4 +1,4 @@
-name: Sonar 
+name: Sonar
 
 env:
   MAVEN_ARGS: -V -ntp -e

pom.xml

@@ -35,7 +35,7 @@
         <junit.version>5.8.2</junit.version>
         <fabric8-client.version>5.10.1</fabric8-client.version>
         <slf4j.version>1.7.32</slf4j.version>
-        <log4j.version>2.14.1</log4j.version>
+        <log4j.version>2.17.1</log4j.version>
         <mokito.version>4.1.0</mokito.version>
         <commons-lang3.version>3.12.0</commons-lang3.version>
         <auto-service.version>1.0.1</auto-service.version>