MM-15290: Migrate commandStore.GetByTrigger to sync by default (#10741)

* MM-15290: migrate command.GetByTrigger to sync by default

* Fix build

* MM-15290: fix go vet issue

store/storetest/mocks/CommandStore.go

@@ -6,7 +6,6 @@ package mocks
 
 import mock "github.com/stretchr/testify/mock"
 import model "github.com/mattermost/mattermost-server/model"
-import store "github.com/mattermost/mattermost-server/store"
 
 // CommandStore is an autogenerated mock type for the CommandStore type
 type CommandStore struct {
@@ -103,19 +102,28 @@ func (_m *CommandStore) GetByTeam(teamId string) ([]*model.Command, *model.AppEr
 }
 
 // GetByTrigger provides a mock function with given fields: teamId, trigger
-func (_m *CommandStore) GetByTrigger(teamId string, trigger string) store.StoreChannel {
+func (_m *CommandStore) GetByTrigger(teamId string, trigger string) (*model.Command, *model.AppError) {
 	ret := _m.Called(teamId, trigger)
 
-	var r0 store.StoreChannel
-	if rf, ok := ret.Get(0).(func(string, string) store.StoreChannel); ok {
+	var r0 *model.Command
+	if rf, ok := ret.Get(0).(func(string, string) *model.Command); ok {
 		r0 = rf(teamId, trigger)
 	} else {
 		if ret.Get(0) != nil {
-			r0 = ret.Get(0).(store.StoreChannel)
+			r0 = ret.Get(0).(*model.Command)
 		}
 	}
 
-	return r0
+	var r1 *model.AppError
+	if rf, ok := ret.Get(1).(func(string, string) *model.AppError); ok {
+		r1 = rf(teamId, trigger)
+	} else {
+		if ret.Get(1) != nil {
+			r1 = ret.Get(1).(*model.AppError)
+		}
+	}
+
+	return r0, r1
 }
 
 // PermanentDeleteByTeam provides a mock function with given fields: teamId