Normalize redemption service name

In order to reduce confusion and duplication in Datadog; normalize the service name in clients that may be calling redemption so that it matches the service name being reported to datadog by the redemption system

lib/degica_datadog/tracing.rb

@@ -69,11 +69,12 @@ def init(rake_tasks: [])
           Datadog::Tracing::Pipeline::SpanFilter.new do |span|
             span.service == "collector.newrelic.com"
           end,
-          # Group subdomains in service tags together.
+          # Group external subdomains in service tags or komoju environments together.
           Datadog::Tracing::Pipeline::SpanProcessor.new do |span|
             span.service = "myshopify.com" if span.service.end_with?("myshopify.com")
             span.service = "ngrok.io" if span.service.end_with?("ngrok.io")
             span.service = "ngrok-free.app" if span.service.end_with?("ngrok-free.app")
+            span.service = "redemption" if span.service.match /.*redemption.*komoju\.com/
           end,
           # Set service tags for AWS services.
           Datadog::Tracing::Pipeline::SpanProcessor.new do |span|