Update aws-lambda-java-core to 1.4.0 (#150)

Co-authored-by: horothesun-scala-steward[bot] <132169906+horothesun-scala-steward[bot]@users.noreply.github.com>

Author: horothesun-scala-steward[bot]

project/Dependencies.scala

@@ -11,7 +11,7 @@ object Dependencies {
 
     val circe = "0.14.14"
 
-    val awsLambdaCore = "1.3.0"
+    val awsLambdaCore = "1.4.0"
 
     val awsLambdaEvents = "3.16.1"