Update logback.version to v1.5.12

Author: renovate[bot]

jlama-examples/pom.xml

@@ -12,7 +12,7 @@
         <maven.compiler.source>21</maven.compiler.source>
         <maven.compiler.target>21</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <logback.version>1.5.6</logback.version>
+        <logback.version>1.5.12</logback.version>
         <jlama.version>0.3.1</jlama.version>
     </properties>