Add telemetry data for usage of deployment web instances/memory/disk/log_rate

Author: nookala

app/actions/deployment_create.rb

@@ -281,7 +281,11 @@ def log_rollback_event(app_guid, user_id, revision_id, strategy, max_in_flight,
           {
             'strategy' => strategy,
             'max-in-flight' => max_in_flight,
-            'canary-steps' => canary_steps
+            'canary-steps' => canary_steps,
+            'instances' => deployment.web_instances,
+            'memory' => deployment.memory_in_mb,
+            'disk' => deployment.disk_in_mb,
+            'log-rate' => deployment.log_rate_limit_in_bytes_per_second
           }
         )
       end

app/controllers/v3/deployments_controller.rb

@@ -61,7 +61,11 @@ def create
         {
           'strategy' => deployment.strategy,
           'max-in-flight' => deployment.max_in_flight,
-          'canary-steps' => deployment.canary_steps
+          'canary-steps' => deployment.canary_steps,
+          'instances' => deployment.web_instances,
+          'memory' => deployment.memory_in_mb,
+          'disk' => deployment.disk_in_mb,
+          'log-rate' => deployment.log_rate_limit_in_bytes_per_second
         }
       )
     rescue DeploymentCreate::Error => e