Merge pull request #6 from Staffbase/dependabot/maven/log4j.version-2.13.3

Bump log4j.version from 2.13.1 to 2.13.3

Author: Ninerian

pom.xml

@@ -89,7 +89,7 @@
         <packageVersion.dir>com/staffbase/plugins/sdk</packageVersion.dir>
         <packageVersion.package>${project.groupId}.json</packageVersion.package>
         <jose4j.version>0.7.0</jose4j.version>
-        <log4j.version>2.13.1</log4j.version>
+        <log4j.version>2.13.3</log4j.version>
         <junit.version>4.13</junit.version>
         <mockito.version>3.3.3</mockito.version>
     </properties>