Bump com.amazonaws:aws-lambda-java-log4j2

Bumps [com.amazonaws:aws-lambda-java-log4j2](https://github.com/aws/aws-lambda-java-libs) from 1.1.0 to 1.6.0.
- [Commits](https://github.com/aws/aws-lambda-java-libs/commits)

---
updated-dependencies:
- dependency-name: com.amazonaws:aws-lambda-java-log4j2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

samples/lambda-kotlin-request-router-sample-proto/build.gradle.kts

@@ -40,7 +40,7 @@ dependencies {
     implementation("io.moia.lambda-kotlin-request-router:router-protobuf:0.9.7")
 
     implementation("com.amazonaws:aws-lambda-java-core:1.2.0")
-    implementation("com.amazonaws:aws-lambda-java-log4j2:1.1.0")
+    implementation("com.amazonaws:aws-lambda-java-log4j2:1.6.0")
     implementation("com.fasterxml.jackson.core:jackson-databind:2.12.0")
     implementation("com.fasterxml.jackson.module:jackson-module-kotlin:2.12.0")
     implementation("com.google.guava:guava:23.0")