Consolidate prometheus synthesis (#1558)

* feat: Add instanceid and host.id tags for prometheus on a host

* Feat: Consolidated prometheus synthesis rules

entity-types/infra-host/definition.yml

@@ -230,26 +230,7 @@ synthesis:
         nodename:
           entityTagNames: [hostname]
         instrumentation.provider:
-    # AWS EC2 by instanceid
-    - identifier: instanceid
-      name: instanceid
-      legacyFeatures:
-        overrideGuidType: true
-      encodeIdentifierInGUID: true
-      conditions:
-      - attribute: instance
-        present: false
-      - attribute: metricName
-        prefix: "node_"
-      - attribute: instrumentation.provider
-        value: "prometheus"
-      tags:
-        instanceid:
-          entityTagNames: [host.id, instanceid]
-        nodename:
-          entityTagNames: [hostname]
-        instrumentation.provider:
-    # On a host
+    # AWS EC2 or On a host
     - identifier: instance
       name: instance
       legacyFeatures: