Remove ComponentBoundsTargetMetric

This enum has been removed in favour of the `Metric` enum from
`frequenz-api-common`.

Signed-off-by: Tiyash Basu <tiyash.basu@frequenz.com>

RELEASE_NOTES.md

@@ -14,6 +14,9 @@
   inclusive bounds. The old RPCs `AddComponentInclusionBounds` and
   `AddComponentExclusionBounds` have been removed.
 
+- The enum `ComponentBoundsTargetMetric` has been removed in favour of the
+  `Metric` enum from `frequenz-api-common`.
+
 <!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
 
 ## New Features

proto/frequenz/api/microgrid/v1/microgrid.proto

@@ -439,25 +439,13 @@ message ReceiveSensorDataStreamResponse {
   frequenz.api.common.v1.microgrid.sensors.SensorData data = 1;
 }
 
-// An enumerated list of metrics whose bounds can be set using the RPCs
-// `AddComponentExclusionBounds` and `AddComponentInclusionBounds`.
-enum ComponentBoundsTargetMetric {
-  COMPONENT_BOUNDS_TARGET_METRIC_UNSPECIFIED = 0;
-  COMPONENT_BOUNDS_TARGET_METRIC_POWER_ACTIVE = 1;
-  COMPONENT_BOUNDS_TARGET_METRIC_CURRENT = 2;
-  COMPONENT_BOUNDS_TARGET_METRIC_CURRENT_PHASE_1 = 3;
-  COMPONENT_BOUNDS_TARGET_METRIC_CURRENT_PHASE_2 = 4;
-  COMPONENT_BOUNDS_TARGET_METRIC_CURRENT_PHASE_3 = 5;
-  COMPONENT_BOUNDS_TARGET_METRIC_POWER_REACTIVE = 6;
-}
-
 // Request parameters for the RPC `AddComponentBounds`.
 message AddComponentBoundsRequest {
   // The ID of the target component.
   uint64 component_id = 1;
 
   // The target metric whose bounds have to be set.
-  ComponentBoundsTargetMetric target_metric = 2;
+  frequenz.api.common.v1.metrics.Metric target_metric = 2;
 
   // A list of bounds for the target metric.
   // While incorporating these bounds, the API will ensure that overlapping