fix: JavaCon/pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-CHQOSLOGBACK-8539866
- https://snyk.io/vuln/SNYK-JAVA-CHQOSLOGBACK-8539867
- https://snyk.io/vuln/SNYK-JAVA-CHQOSLOGBACK-8539865

Author: snyk-bot

JavaCon/pom.xml

@@ -25,7 +25,7 @@
         <avaitility.version>1.7.0</avaitility.version>
 
         <!-- logging -->
-        <logback.version>1.5.12</logback.version>
+        <logback.version>1.5.13</logback.version>
         <slf4j-api.version>2.0.16</slf4j-api.version>
 
         <lombok.version>1.18.36</lombok.version>