[MM-16751] golint model (#17896)

store/sqlstore/integrity.go

@@ -215,7 +215,7 @@ func checkTeamsChannelsIntegrity(ss *SqlStore) model.IntegrityCheckResult {
 		parentIdAttr: "TeamId",
 		childName:    "Channels",
 		childIdAttr:  "Id",
-		filter:       sq.NotEq{"CT.Type": []string{model.CHANNEL_DIRECT, model.CHANNEL_GROUP}},
+		filter:       sq.NotEq{"CT.Type": []string{model.ChannelTypeDirect, model.ChannelTypeGroup}},
 	})
 	res2 := checkParentChildIntegrity(ss, relationalCheckConfig{
 		parentName:         "Teams",
@@ -223,7 +223,7 @@ func checkTeamsChannelsIntegrity(ss *SqlStore) model.IntegrityCheckResult {
 		childName:          "Channels",
 		childIdAttr:        "Id",
 		canParentIdBeEmpty: true,
-		filter:             sq.Eq{"CT.Type": []string{model.CHANNEL_DIRECT, model.CHANNEL_GROUP}},
+		filter:             sq.Eq{"CT.Type": []string{model.ChannelTypeDirect, model.ChannelTypeGroup}},
 	})
 	data1 := res1.Data.(model.RelationalIntegrityCheckData)
 	data2 := res2.Data.(model.RelationalIntegrityCheckData)