Bump com.fasterxml.jackson.core:jackson-databind in /router

Bumps [com.fasterxml.jackson.core:jackson-databind](https://github.com/FasterXML/jackson) from 2.17.1 to 2.18.0.
- [Commits](https://github.com/FasterXML/jackson/commits)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson.core:jackson-databind
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

router/build.gradle.kts

@@ -7,7 +7,7 @@ dependencies {
     api("com.amazonaws:aws-lambda-java-events:3.11.5")
 
     implementation("org.slf4j:slf4j-api:2.0.13")
-    api("com.fasterxml.jackson.core:jackson-databind:2.17.1")
+    api("com.fasterxml.jackson.core:jackson-databind:2.18.0")
     api("com.fasterxml.jackson.module:jackson-module-kotlin:2.17.1")
     api("com.google.guava:guava:33.2.1-jre")