MM-8853: Adding MANAGE_EMOJIS and MANAGE_OTHERS_EMOJIS permissions (#8860)

* MM-8853: Adding MANAGE_EMOJIS and MANAGE_OTHERS_EMOJIS permissions

* MM-8853: Removing unnecesary emoji enterprise feature

* Create emojis migration

* Adding MANAGE_EMOJIS and MANAGE_OTHERS_EMOJIS always to system admins

* Simplifing permissions checks

* Revert "Simplifing permissions checks"

This reverts commit e2cafc1905fc9e20125dd9a1552d2d0c7340ae59.

app/apptestlib.go

@@ -110,6 +110,7 @@ func setupTestHelper(enterprise bool) *TestHelper {
 	th.App.UpdateConfig(func(cfg *model.Config) { *cfg.ServiceSettings.ListenAddress = prevListenAddress })
 
 	th.App.DoAdvancedPermissionsMigration()
+	th.App.DoEmojisPermissionsMigration()
 
 	th.App.Srv.Store.MarkSystemRanUnitTests()
 
@@ -433,6 +434,18 @@ func (me *TestHelper) ResetRoleMigration() {
 	}
 }
 
+func (me *TestHelper) ResetEmojisMigration() {
+	if _, err := testStoreSqlSupplier.GetMaster().Exec("UPDATE Roles SET Permissions=REPLACE(Permissions, ', manage_emojis', '') WHERE builtin=True"); err != nil {
+		panic(err)
+	}
+
+	testClusterInterface.sendClearRoleCacheMessage()
+
+	if _, err := testStoreSqlSupplier.GetMaster().Exec("DELETE from Systems where Name = :Name", map[string]interface{}{"Name": EMOJIS_PERMISSIONS_MIGRATION_KEY}); err != nil {
+		panic(err)
+	}
+}
+
 type FakeClusterInterface struct {
 	clusterMessageHandler einterfaces.ClusterMessageHandler
 }