Merge pull request #712 from aws/lambda-integ

Updating to latest Node runtime

Author: spfink

services/lambda/src/it/java/software/amazon/awssdk/services/lambda/ServiceIntegrationTest.java

@@ -75,7 +75,7 @@ public void uploadFunction() throws IOException {
                                                                     .code(FunctionCode.builder().zipFile(functionBits).build())
                                                                     .handler("helloworld.handler")
                                                                     .memorySize(128)
-                                                                    .runtime(Runtime.NODEJS8_10)
+                                                                    .runtime(Runtime.NODEJS12_X)
                                                                     .timeout(10)
                                                                     .role(lambdaServiceRoleArn)).join();