Bump org.slf4j:slf4j-simple from 1.7.26 to 2.0.9

Bumps org.slf4j:slf4j-simple from 1.7.26 to 2.0.9.

---
updated-dependencies:
- dependency-name: org.slf4j:slf4j-simple
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -69,7 +69,7 @@
         <servicemix.xerces.version>2.11.0_1</servicemix.xerces.version>
 
         <!-- Test dependencies -->
-        <slf4j.version>1.7.26</slf4j.version>
+        <slf4j.version>2.0.9</slf4j.version>
         <junit.version>4.13.2</junit.version>
         <skipAPICompatCheck>false</skipAPICompatCheck>
     </properties>