fix: upgrade org.slf4j:slf4j-api from 2.0.6 to 2.0.16

Snyk has created this PR to upgrade org.slf4j:slf4j-api from 2.0.6 to 2.0.16.

See this package in maven:
org.slf4j:slf4j-api

See this project in Snyk:
https://app.snyk.io/org/sunet/project/4f763233-60ce-4daf-873d-855d6c2c60ac?utm_source=github&utm_medium=referral&page=upgrade-pr

pom.xml

@@ -26,7 +26,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <jetty.version>9.4.50.v20221201</jetty.version>
         <cxf.version>3.5.5</cxf.version>
-        <sl4j.version>2.0.6</sl4j.version>
+        <sl4j.version>2.0.16</sl4j.version>
     </properties>
 
     <developers>