Enable addtional linters (#34085)

enable mirror, usestdlibbars and perfsprint 
part of: https://github.com/go-gitea/gitea/issues/34083

---------

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

modules/test/logchecker.go

@@ -5,7 +5,7 @@ package test
 
 import (
 	"context"
-	"fmt"
+	"strconv"
 	"strings"
 	"sync"
 	"sync/atomic"
@@ -58,7 +58,7 @@ var checkerIndex int64
 func NewLogChecker(namePrefix string) (logChecker *LogChecker, cancel func()) {
 	logger := log.GetManager().GetLogger(namePrefix)
 	newCheckerIndex := atomic.AddInt64(&checkerIndex, 1)
-	writerName := namePrefix + "-" + fmt.Sprint(newCheckerIndex)
+	writerName := namePrefix + "-" + strconv.FormatInt(newCheckerIndex, 10)
 
 	lc := &LogChecker{}
 	lc.EventWriterBaseImpl = log.NewEventWriterBase(writerName, "test-log-checker", log.WriterMode{})

modules/test/utils.go

@@ -4,7 +4,6 @@
 package test
 
 import (
-	"fmt"
 	"net/http"
 	"net/http/httptest"
 	"os"
@@ -57,7 +56,7 @@ func SetupGiteaRoot() string {
 	giteaRoot = filepath.Dir(filepath.Dir(filepath.Dir(filename)))
 	fixturesDir := filepath.Join(giteaRoot, "models", "fixtures")
 	if exist, _ := util.IsDir(fixturesDir); !exist {
-		panic(fmt.Sprintf("fixtures directory not found: %s", fixturesDir))
+		panic("fixtures directory not found: " + fixturesDir)
 	}
 	_ = os.Setenv("GITEA_ROOT", giteaRoot)
 	return giteaRoot