fix(deps): update dependency org.slf4j:slf4j-api to v2.0.15

Author: renovate[bot]

examples/kotlin/pom.xml

@@ -11,7 +11,7 @@
     <properties>
         <kotlin.version>2.0.10</kotlin.version>
 
-        <slf4j.version>2.0.14</slf4j.version>
+        <slf4j.version>2.0.15</slf4j.version>
         <logback.version>1.5.6</logback.version>
 
         <junit5.version>5.10.3</junit5.version>