MM-9664 Add invalidation metrics for store caches (#8340)

* Add invalidation metrics for store caches

* Increment session invalidation metric

* Fix tests

api4/channel_test.go

@@ -13,7 +13,6 @@ import (
 	"testing"
 
 	"github.com/mattermost/mattermost-server/model"
-	"github.com/mattermost/mattermost-server/store/sqlstore"
 )
 
 func TestCreateChannel(t *testing.T) {
@@ -909,7 +908,7 @@ func TestDeleteChannel(t *testing.T) {
 	// successful delete by channel admin
 	th.MakeUserChannelAdmin(user, publicChannel6)
 	th.MakeUserChannelAdmin(user, privateChannel7)
-	sqlstore.ClearChannelCaches()
+	th.App.Srv.Store.Channel().ClearCaches()
 
 	_, resp = Client.DeleteChannel(publicChannel6.Id)
 	CheckNoError(t, resp)
@@ -960,7 +959,7 @@ func TestDeleteChannel(t *testing.T) {
 	// // cannot delete by channel admin
 	th.MakeUserChannelAdmin(user, publicChannel6)
 	th.MakeUserChannelAdmin(user, privateChannel7)
-	sqlstore.ClearChannelCaches()
+	th.App.Srv.Store.Channel().ClearCaches()
 
 	_, resp = Client.DeleteChannel(publicChannel6.Id)
 	CheckForbiddenStatus(t, resp)
@@ -1001,7 +1000,7 @@ func TestDeleteChannel(t *testing.T) {
 	// cannot delete by channel admin
 	th.MakeUserChannelAdmin(user, publicChannel6)
 	th.MakeUserChannelAdmin(user, privateChannel7)
-	sqlstore.ClearChannelCaches()
+	th.App.Srv.Store.Channel().ClearCaches()
 
 	_, resp = Client.DeleteChannel(publicChannel6.Id)
 	CheckForbiddenStatus(t, resp)