fix(serverless): editing examole

src/content/docs/serverless-function-monitoring/aws-lambda-monitoring/enable-lambda-monitoring/containerized-images.mdx

@@ -104,27 +104,20 @@ New Relic offers pre-built images that include our layer's different runtimes: J
 
 ### Example
 
-Here is an example of the original Dockerfile merged with New Relic's prebuilt layer:
+Here is an example of the original Dockerfile merged with New Relic's prebuilt layer. This example uses a Node.js runtime.
 
 ```dockerfile
 
 # Define the New Relic pre-built image
 FROM public.ecr.aws/newrelic-lambda-layers-for-docker/newrelic-lambda-layers-nodejs:20 AS layer
 
-# Define the base image
+# Define the base image:
 FROM public.ecr.aws/lambda/nodejs:20
 
-# Layer code
+# Copy New Relic Layer code
 COPY --from=layer /opt/ /opt/
 
-# Copy the function code and package.json
-COPY index.js package.json ./
-
-# Install any additional dependencies
-RUN npm install
-
-# Set the CMD to your handler
-CMD [ "index.handler" ]
+# Rest of your Dockerfile...
 ```
 
 </Step>