Use test context in tests and new loop system in benchmarks (#33648)

Replace all contexts in tests with go1.24 t.Context()

---------

Co-authored-by: Giteabot <teabot@gitea.io>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

cmd/hook_test.go

@@ -6,7 +6,6 @@ package cmd
 import (
 	"bufio"
 	"bytes"
-	"context"
 	"strings"
 	"testing"
 
@@ -15,7 +14,7 @@ import (
 
 func TestPktLine(t *testing.T) {
 	// test read
-	ctx := context.Background()
+	ctx := t.Context()
 	s := strings.NewReader("0000")
 	r := bufio.NewReader(s)
 	result, err := readPktLine(ctx, r, pktLineTypeFlush)

cmd/migrate_storage_test.go

@@ -4,7 +4,6 @@
 package cmd
 
 import (
-	"context"
 	"os"
 	"strings"
 	"testing"
@@ -53,7 +52,7 @@ func TestMigratePackages(t *testing.T) {
 	assert.NotNil(t, v)
 	assert.NotNil(t, f)
 
-	ctx := context.Background()
+	ctx := t.Context()
 
 	p := t.TempDir()