Time Layer for measure the Store methods calls time (#11609)

* Time Layer for measure the Store methods calls time

* Fixing build

* Fixing a formating problem

* Fixing tests

* generating store mocks

* Fixing build

* Updating generated timer layer

* Updating timer layer to the last store interface

* Updating timer layer

* Generating time layer

einterfaces/metrics.go

@@ -43,4 +43,5 @@ type MetricsInterface interface {
 
 	IncrementPostsSearchCounter()
 	ObservePostsSearchDuration(elapsed float64)
+	ObserveStoreMethodDuration(method string, success string, elapsed float64)
 }