Fix bug on action list deleted branch (#32848)

Fix
https://github.com/go-gitea/gitea/issues/32761#issuecomment-2540946064

---------

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

routers/web/repo/actions/actions_test.go

@@ -7,6 +7,10 @@ import (
 	"strings"
 	"testing"
 
+	actions_model "code.gitea.io/gitea/models/actions"
+	"code.gitea.io/gitea/models/db"
+	unittest "code.gitea.io/gitea/models/unittest"
+
 	act_model "github.com/nektos/act/pkg/model"
 	"github.com/stretchr/testify/assert"
 )
@@ -154,3 +158,21 @@ func TestReadWorkflow_WorkflowDispatchConfig(t *testing.T) {
 		Type:        "boolean",
 	}, workflowDispatch.Inputs[2])
 }
+
+func Test_loadIsRefDeleted(t *testing.T) {
+	unittest.PrepareTestEnv(t)
+
+	runs, total, err := db.FindAndCount[actions_model.ActionRun](db.DefaultContext,
+		actions_model.FindRunOptions{RepoID: 4, Ref: "refs/heads/test"})
+	assert.NoError(t, err)
+	assert.Len(t, runs, 1)
+	assert.EqualValues(t, 1, total)
+	for _, run := range runs {
+		assert.False(t, run.IsRefDeleted)
+	}
+
+	assert.NoError(t, loadIsRefDeleted(db.DefaultContext, 4, runs))
+	for _, run := range runs {
+		assert.True(t, run.IsRefDeleted)
+	}
+}