Bump log4j2 to 2.17.1

Not really a concern as attackers need file access to actually exploit this, but always worth staying up to date regardless :)

bootstrap/standalone/pom.xml

@@ -11,7 +11,7 @@
     <artifactId>bootstrap-standalone</artifactId>
 
     <properties>
-        <log4j.version>2.17.0</log4j.version>
+        <log4j.version>2.17.1</log4j.version>
     </properties>
 
     <dependencies>