MM-26031: Migrate reaction store to plain errors (#14931)

* ReactionStore migration to return plain errors

* Fix translations

* FixImports

* Rollback fix imports

* Fix merge conflict

* add ent translation

Co-authored-by: Rodrigo Villablanca <villa061004@gmail.com>
Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

store/store.go

@@ -541,12 +541,12 @@ type FileInfoStore interface {
 }
 
 type ReactionStore interface {
-	Save(reaction *model.Reaction) (*model.Reaction, *model.AppError)
-	Delete(reaction *model.Reaction) (*model.Reaction, *model.AppError)
-	GetForPost(postId string, allowFromCache bool) ([]*model.Reaction, *model.AppError)
-	DeleteAllWithEmojiName(emojiName string) *model.AppError
-	PermanentDeleteBatch(endTime int64, limit int64) (int64, *model.AppError)
-	BulkGetForPosts(postIds []string) ([]*model.Reaction, *model.AppError)
+	Save(reaction *model.Reaction) (*model.Reaction, error)
+	Delete(reaction *model.Reaction) (*model.Reaction, error)
+	GetForPost(postId string, allowFromCache bool) ([]*model.Reaction, error)
+	DeleteAllWithEmojiName(emojiName string) error
+	PermanentDeleteBatch(endTime int64, limit int64) (int64, error)
+	BulkGetForPosts(postIds []string) ([]*model.Reaction, error)
 }
 
 type JobStore interface {