update embedded downloader with opt/ folder (#417)

Author: brushknight

build/embedded/embedded.yaml

@@ -24,13 +24,13 @@ artifacts:
 
       # integrations
       - name: nri-docker binary
-        src: var/db/newrelic-infra/newrelic-integrations/bin/nri-docker
+        src: opt/newrelic-infra/newrelic-integrations/bin/nri-docker
       - name: nri-docker config
         src: etc/newrelic-infra/integrations.d/docker-config.yml
       - name: nri-prometheus binary
-        src: var/db/newrelic-infra/newrelic-integrations/bin/nri-prometheus
+        src: opt/newrelic-infra/newrelic-integrations/bin/nri-prometheus
       - name: nri-flex binary
-        src: var/db/newrelic-infra/newrelic-integrations/bin/nri-flex
+        src: opt/newrelic-infra/newrelic-integrations/bin/nri-flex
       # fluent-bit conf
       - name: fb parsers.conf
         src: var/db/newrelic-infra/newrelic-integrations/logging/parsers.conf